Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5065304 | Controller for AC power converter | Hidehiko Sugimoto | 1991-11-12 |
| 4885520 | Induction motor controller | Hidehiko Sugimoto | 1989-12-05 |
ST
Shinzo Tamai
Toshiba Mitsubishi-Electric Industrial Systems: 14 patents #13 of 368Top 4%
Kansai Electric Power Co.: 3 patents #61 of 506Top 15%
Electric Power Development Co.: 1 patents #44 of 132Top 35%
Shikoku Electric Power Co.: 1 patents #21 of 93Top 25%
Overall (All Time): #146,633 of 4,157,543Top 4%
27
Patents All Time