Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kunio Ito | Konishiroku Photo Industry Co. | 5 |
| 2 | Atsuo Miyajima | Tokai Rubber Industries | 4 |
| 2 | Hideki Miyazaki | Hitachi | 4 |
| #4 | Kazushige Sakazaki | Tokai Rubber Industries | 3 |
| #4 | Hiroaki Tanahashi | Tokai Rubber Industries | 3 |
| #6 | Masanori Suda | Ngk Spark Plug Co. | 2 |
| #6 | Hisashi Wakako | Ngk Spark Plug Co. | 2 |
| #8 | Hidetaka Fukamachi | Toyoda Gosei Co. | 1 |
| #8 | Yasuhiko Suzuki | Mitsui Chemicals | 1 |
| #8 | Ichiro Okamoto | Alcan International Limited | 1 |
| #8 | Shinji Shibata | Toto | 1 |
| #8 | Hiroshi Inagaki | Ngk Spark Plug Co. | 1 |
| #8 | Masami Takaya | Colin | 1 |
| #8 | Yoshiaki Miyake | Mitsubishi Electric | 1 |
| #8 | Masaki Nakagawa | Ricoh Company | 1 |
| #8 | Shoichi Ohtsuki | Ngk Spark Plug Co. | 1 |
| #8 | Yoshitsugu Uto | Morito Co. | 1 |