Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5188477 | Ball joint | Hidetaka Idosako | 1993-02-23 |
| 4245905 | Blade actuating device for focal plane shutters | — | 1981-01-20 |
MT
Masao Takayama
Panasonic: 12 patents #2,079 of 21,108Top 10%
Kabushiki Kaisha Somic Ishikawa: 3 patents #7 of 36Top 20%
Pfu Limited: 3 patents #122 of 478Top 30%
Copal Company Limited: 1 patents #52 of 139Top 40%
Overall (All Time): #145,481 of 4,157,543Top 4%
27
Patents All Time