Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tsutomu Yamate | Schlumberger Technology | 52 |
| 2 | Kenji Matsuno | Toyo Seikan Co. | 26 |
| 3 | Hirohito Okuda | Hitachi High-Technologies | 18 |
| #4 | Motohisa Kamijo | Nissan Motor Co. | 14 |
| #5 | Takahito Mukai | Riken | 7 |
| #6 | Tetsuya Kambe | Shiseido Company, Limited | 6 |
| #6 | Koji Suzuki | Kyowa Hakko Kogyo Co. | 6 |
| #8 | Tamotsu Furumai | Bristol-Myers Squibb | 5 |
| #8 | Michihiro Kuramochi | 5 |
Part of Connecticut