Rohm Co., Ltd.

Japan


 
Total IP 5,379
Total IP incl. subs 6,526 (+ 1,152 for subs)
Total IP Rank # 183
IP Activity Score 4.2/5.0    3,649
IP Activity Rank # 167
IP AS incl. subs 4/5.0    4,065
Stock Symbol 69630 (tse)
ISIN JP3982800009
Market Cap. 948630000000.0  (JPY)
Industry Semiconductors
Sector Technology
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

3,476 36
0 3
1,825 12
27
 
Last Patent 2023 - Semiconductor device
First Patent 1981 - Thermal printing head
Last Trademark 2023 - VCSELED
First Trademark 1971 - R.OHM

Subsidiaries

8 subsidiaries with IP (1145 patents, 7 trademarks)

1 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2023 G/S vertical cavity surface emitting lasers [VCSELs]; semiconductor light emitting devices; semicondu...
G/S Vertical cavity surface emitting lasers (VCSELs); semiconductor light emitting devices; semicondu...
G/S Semiconductors; integrated circuit chips; microprocessors; semiconductor devices; semiconductor c...
G/S Electronic circuits; integrated circuits; large-scale integrated circuits
Invention Semiconductor device. A semiconductor device includes a semiconductor element circuit, a conduct...
Invention Semiconductor device and method for manufacturing semiconductor device. A semiconductor device A...
Invention Transducer. A transducer includes a substrate containing silicon and a piezoelectric element dis...
Invention Semiconductor device. A semiconductor device includes a semiconductor element, first and second ...
Invention Semiconductor device. A semiconductor device includes a semiconductor layer of a first conductiv...
Invention Chip resistor and mounting structure thereof. A chip resistor with a reduced thickness is provid...
G/S Telecommunication machines and apparatus, namely, transmitters and receivers for autonomous mobil...
G/S power modules; semiconductor modules; integrated circuit modules.
G/S semiconductors; semiconductor elements; integrated circuit chips; microprocessors; semiconductor ...
Invention Semiconductor device and semiconductor module. The semiconductor device of the present invention...
G/S Power modules comprised of electrical switches for car traction inverters; semiconductor modules;...
Invention Nitride semiconductor device comprising layered structure of active region and method for manufac...
G/S Semiconductors; semiconductor elements; integrated circuit chips; microprocessors; semiconductor ...
G/S Downloadable virtual goods, namely, computer programs featuring electronic components, semiconduc...
G/S Computer programs in online virtual worlds; downloadable virtual goods, namely, computer programs...
Invention Semiconductor device and manufacturing method for semiconductor device. This semiconductor device...
Invention Non-volatile memory device. A non-volatile memory device (1) comprises: a memory element (82) tha...
Invention Insulating chip and signal transmission device. This insulating chip comprises: a first unit; and...
Invention Non-volatile memory device. A non-volatile memory device (1) comprises: a first current mirror (8...
Invention Switching power supply, and control circuit and control method therefor. A control circuit 200 co...
Invention Audio amplifier circuit and in-vehicle electronic device. REGDCCFILFILPFILPLIMREGDREGD.
Invention Semiconductor light emitting device. A semiconductor light emitting device includes a board incl...
Invention Substrate. Provided is a substrate including a first substrate including a first surface, and a ...
Invention Sintered body, semiconductor substrate, and semiconductor device, and production methods therefor...
Invention Semiconductor device. In the present invention, a second MOSFET comprises: a body region; a drain...
Invention Semiconductor device and method for manufacturing semiconductor device. This semiconductor device...
Invention Nitride semiconductor device. This nitride semiconductor device comprises: an electron supply lay...
Invention Semiconductor device. This semiconductor device includes: a semiconductor layer that has a surfac...
Invention Sensor system. This sensor system comprises multiple sensors based on yttria-stabilized zirconia,...
Invention Semiconductor device. This semiconductor device (10) includes first and second gate portions (24A...
Invention Semiconductor element and semiconductor device. This semiconductor element comprises: a body havi...
Invention Semiconductor light-emitting device and mounting structure of semiconductor light-emitting device...
Invention Insulated chip and signal transmitting device. This transformer chip includes an element insulati...
Invention Electronic device. This electronic device comprises: an electronic component; a sealing resin tha...
Invention Semiconductor device. This semiconductor device is provided with a first lead, a second lead, a s...
Invention Semiconductor light-emitting device. This semiconductor light-emitting device comprises: a semico...
Invention Semiconductor device. This semiconductor device comprises: a first lead; a second lead; a third l...
Invention Semiconductor device. This semiconductor device comprises: a semiconductor element having a plura...
Invention Transducer and method for manufacturing same. A cantilever is formed that includes: a vibrating m...
G/S Telecommunication machines and apparatus; radio communication machines and apparatus; vehicular r...
Invention Level-shifting circuit. This level-shifting circuit includes: a level information output unit con...
Invention Semiconductor integrated circuit device, in-vehicle device, and vehicle. This semiconductor integ...
Invention Pulse transmission circuit, signal transmission device, electronic device, and vehicle. As an exa...
Invention Driving circuit, driving system, and power conversion device. A driving circuit (1) comprises: a ...
Invention Semiconductor device. This semiconductor device comprises: a semiconductor layer having a first s...
Invention Overcurrent protection circuit, semiconductor apparatus, electronic device, and vehicle. An overc...
Invention Semiconductor device. A semiconductor device (10) is provided with: a semiconductor layer (12); a...
2022 Invention Semiconductor device. A control circuit provided in this semiconductor device receives an input d...
Invention Semiconductor device and semiconductor module. A semiconductor device according to the present in...
Invention Mems sensor. Provided is a MEMS sensor comprising a semiconductor substrate, a sensor portion for...
Invention Monitoring circuit, semiconductor integrated circuit device, and vehicle. This monitoring circuit...
Invention Semiconductor device. A semiconductor device (1A) according to the present invention comprises: a...
G/S Semiconductor devices; integrated circuits; switches; semiconductor switches; intelligent power ...
G/S Semiconductor devices; integrated circuits; switches; semiconductor switches; intelligent power d...
G/S Semiconductors; electronic circuits; integrated circuits; large-scale integrated circuits; elect...
G/S Semiconductors; electronic circuits; integrated circuits; large-scale integrated circuits; measur...
G/S Semiconductors; electronic circuits; integrated circuits; large-scale integrated circuits; gate d...
G/S Integrated circuit chips; microprocessors; semiconductor devices; semiconductor chips; semiconduc...
G/S integrated circuit chips; microprocessors; semiconductor devices; semiconductor chips; semiconduc...
2021 Invention Semiconductor apparatus. A semiconductor device includes a semiconductor element, a conductive m...
Invention Semiconductor device. A semiconductor device includes a lead, a semiconductor element, and a sea...
Invention Semiconductor device. A semiconductor device includes a semiconductor substrate having a princip...
Invention Semiconductor apparatus. A semiconductor device includes a first and a second semiconductor elem...
Invention Signal transmission device, electronic device, vehicle. For example, a signal transmission devic...
G/S Power controllers; electric transformers; inverters [electricity]; switches, electric; integrated...
G/S Power controllers; electric transformers; electric inverters; switches, electric; integrated circ...
G/S Fire alarms; gas alarms; railway signal apparatus, luminous or mechanical; vehicle breakdown warn...
G/S Fire alarms; gas alarms; anti-theft warning apparatus; railway signal apparatus, luminous or mec...
G/S AC-DC converters; DC-DC converters, LED drivers; filters for removing electromagnetic ray; over c...
Invention Driving circuit and control board. A driving circuit controls driving of a switching element by ...
G/S Electrical power distributors; electric current control devices; power distribution or control m...
G/S Measuring or testing machines and instruments; comparators; computers; semi-conductor elements; e...
G/S Measuring or testing machines and instruments, namely, detectors and sensors for temperature, dis...
2020 G/S Electronic circuits; Integrated circuits; Large-scale integrated circuits; Microcontrollers; Micr...
G/S Electronic circuits; integrated circuits; large-scale integrated circuits; microcontrollers; micr...
G/S Print heads for document printers; Thermal print heads for document printers; Computer peripheral...
G/S Print heads for printers; Thermal print heads; Computer peripheral devices; Electronic circuits; ...
G/S power controllers; electric transformers; inverters [electricity]; switches, electric; integrated...
G/S Semiconductors; voltage regulators in the nature of low-dropout regulators; switched-mode power s...
G/S Semiconductors; LDO regulators; DC-DC converters; semiconductor elements; integrated circuits; l...
G/S Semiconductor devices; electronic circuits; integrated circuits; large-scale integrated circuits;...
G/S Semiconductor devices; electronic circuits; integrated circuits; large-scale integrated circuits...
2019 G/S Electronic circuits; integrated circuits; large-scale integrated circuits.
G/S Semiconductors; LDO regulators; DC-DC converters; Semiconductor elements; Integrated circuits; La...
G/S Semiconductor elements, namely, chips, wafers and memories; integrated circuits; large-scale inte...