- All sections
- G - Physics
- G11B - Information storage based on relative movement between record carrier and transducer
- G11B 5/48 - Disposition or mounting of heads relative to record carriers
Patent holdings for IPC class G11B 5/48
Total number of patents in this class: 1802
10-year publication summary
|
262
|
204
|
158
|
149
|
137
|
125
|
145
|
122
|
121
|
29
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seagate Technology LLC | 4228 |
380 |
| JPMorgan Chase Bank, National Association | 10964 |
316 |
| Magnecomp Corporation | 197 |
147 |
| NHK Spring Co., Ltd. | 1657 |
128 |
| Toshiba Corporation | 12017 |
123 |
| Hutchinson Technology Incorporated | 310 |
104 |
| Toshiba Electronic Devices & Storage Corporation | 1602 |
89 |
| International Business Machines Corporation | 60644 |
75 |
| SAE Magnetics (H.K.) Ltd. | 355 |
60 |
| Headway Technologies, Inc. | 715 |
58 |
| TDK Corporation | 6306 |
47 |
| Nitto Denko Corporation | 7879 |
35 |
| Western Digital Technologies, Inc. | 1043 |
27 |
| Suncall Corporation | 166 |
19 |
| Minebea Mitsumi Inc. | 1461 |
13 |
| Intri-plex Technologies, Inc. | 39 |
11 |
| Saint-Gobain Performance Plastics Rencol Limited | 92 |
11 |
| FUJIFILM Corporation | 27102 |
8 |
| Avago Technologies International Sales Pte. Limited | 9260 |
8 |
| Oracle International Corporation | 12313 |
7 |
| Other owners | 136 |