Showing 1–19 of 19 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hideki Miyazaki | Hitachi | 11 |
| 2 | Chikao Nagasaka | Mitsubishi Electric | 5 |
| 3 | Masaki Mizutani | Canon | 4 |
| #4 | Kouichi Itoigawa | Mitsubishi Electric | 2 |
| #4 | Akio Saiki | Toyota Industries | 2 |
| #4 | Shinji Shibata | Toto | 2 |
| #4 | Yasuhiko Suzuki | Mitsui Chemicals | 2 |
| #4 | Seiya Asano | Tokai Rubber Industries | 2 |
| #4 | Kunio Ito | Konishiroku Photo Industry Co. | 2 |
| #4 | Eiichi Hayakawa | Mitsubishi Electric | 2 |
| #4 | Atsuo Miyajima | Tokai Rubber Industries | 2 |
| #12 | Masaki Nakagawa | Ricoh Company | 1 |
| #12 | Ryuji Utsuno | Aoyama Seisakusho Co. | 1 |
| #12 | Kazuhisa Itakura | Ngk Spark Plug Co. | 1 |
| #12 | Hiroshi Inagaki | Ngk Spark Plug Co. | 1 |
| #12 | Koji Shiono | Ngk Spark Plug Co. | 1 |
| #12 | Kazushige Sakazaki | Tokai Rubber Industries | 1 |
| #12 | Tomoyuki Iinuma | Kanefusa Kabushiki Kaisha | 1 |
| #12 | Hiroyasu Ichikawa | Aoyama Seisakusho Co. | 1 |