- All sections
- B - Performing operations; transporting
- B41C - Processes for the manufacture or reproduction of printing surfaces
- B41C 1/045 - Mechanical engraving heads
Patent holdings for IPC class B41C 1/045
Total number of patents in this class: 24
10-year publication summary
3
|
3
|
0
|
2
|
1
|
0
|
0
|
1
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Think Laboratory Co., Ltd. | 123 |
4 |
DuPont Electronics, Inc. | 379 |
4 |
E. I. du Pont de Nemours and Company | 4345 |
3 |
Hell Gravure Systems GmbH & Co. KG | 19 |
3 |
Toshiba Corporation | 12017 |
1 |
FUJIFILM Corporation | 27102 |
1 |
Toshiba TEC Corporation | 3877 |
1 |
ContiTech Elastomer-Beschichtungen GmbH | 47 |
1 |
Dexerials Corporation | 1826 |
1 |
MDC Max Daetwyler AG | 7 |
1 |
UACJ Corporation | 631 |
1 |
UACJ Foil Corporation | 51 |
1 |
Falcontec Limited | 1 |
1 |
Syntek Co., Ltd. | 2 |
1 |
Other owners | 0 |