Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshiaki Shimooka | Kabushiki Kaisha Toshiba | 25 |
| 1 | Go Fujisawa | Schlumberger Technology | 25 |
| 3 | Masafumi Fukuhara | Schlumberger Technology | 16 |
| #4 | Sanae Kubo | Shiseido Company, Limited | 8 |
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