Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takashi Yoshitomi | Teijin Limited | 5 |
| 2 | Tohru Yoshikane | Toyo Jidoki Co. | 4 |
| 3 | Shinichiro Shoji | Teijin Limited | 3 |
| 3 | Kazuo Kohmura | Mitsui Chemicals | 3 |
| #5 | Ayumi Iwai | Teijin Limited | 2 |
| #6 | Kiyoshi Yamamoto | Teijin Limited | 1 |
| #6 | Kazumi Iwata | Victor Company Of Japan | 1 |
| #6 | Shota Morishige | Toyo Jidoki Co. | 1 |
| #6 | Kenji Sugimura | Mitsui Chemicals | 1 |
| #6 | Yukihiro Takata | Tokuyama | 1 |
| #6 | Hideo Nawata | Teijin Pharma Limited | 1 |
| #6 | Nobuhiro Hanada | Sanyo Kokusaku Pulp Co. | 1 |
| #6 | Takeshi Muranaka | Mitsui Petrochemical Industries | 1 |
| #6 | Susumu Honda | Teijin Limited | 1 |
| #6 | Shuji Muraoka | Mazda Motor | 1 |
| #6 | Tomohiro Okamura | Oki Electric Industry Co. | 1 |
| #6 | Nobuaki Kido | Teijin Limited | 1 |
| #6 | Yuusou Sakamoto | Mazda Motor | 1 |