Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308578 | Inverter device | Yoshimoto Tamura | 1981-12-29 |
HS
Hidehiko Sugimoto
Ihi: 3 patents #292 of 1,178Top 25%
Murata Manufacturing Co.: 3 patents #2,166 of 5,295Top 45%
Ishikawajima-Harima Heavy Industries Co.: 2 patents #134 of 611Top 25%
Tabuchi Electric Co.: 2 patents #4 of 37Top 15%
Tokyo University Of Marine Science And Technology: 1 patents #5 of 16Top 35%
University Of Fukui: 1 patents #4 of 21Top 20%
Overall (All Time): #154,570 of 4,157,543Top 4%
26
Patents All Time