Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4215234 | Natural circulation type evaporative cooling power cable line | Hiroaki Hayashi, Kiyoshi Fukuda, Hiroshi Kubo, Hiroshi Takada | 1980-07-29 |
NY
Noriyasu Yoshikawa
Tokyo Electric Power Company Holdings, Incorporated: 1 patents #245 of 711Top 35%
Overall (All Time): #4,116,841 of 4,157,543Top 100%
1
Patents All Time