Showing 1–19 of 19 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshihiro Kanzaka | Yoshida Kogyo K.K. | 27 |
| 2 | Toru Sumiyoshi | The Procter & Gamble | 14 |
| 3 | Hatsuo Hirono | Yoshida Kogyo K.K. | 9 |
| #4 | Koichi Tanikawa | Yoshida Kogyo K.K. | 7 |
| #5 | Tatsuya Matsuda | Yamazaki Mazak | 4 |
| #6 | Isamu Matsubara | Yoshida Kogyo K.K. | 3 |
| #7 | Jun Sugita | Kao | 2 |
| #7 | Mitsuyasu Fukusawa | Ykk | 2 |
| #7 | Yoshimasa Yagi | Sharp Kabushiki Kaisha | 2 |
| #7 | Hideji Ikehara | Nitto Boseki Co. | 2 |
| #7 | Kiyoshi NAKADA | Yoshida Kogyo K.K. | 2 |
| #7 | Shinri SAEKI | Kyocera | 2 |
| #7 | Akio Inamura | Yoshida Kogyo K.K. | 2 |
| #14 | Naotsugu TERASAKI | Sugino Machine Limited | 1 |
| #14 | Kennichi TAKAHASHI | Nec | 1 |
| #14 | Kennji Araki | Nec | 1 |
| #14 | Nagahiro Hirasaka | Sugino Machine Limited | 1 |
| #14 | Nyuzen Matsuda | Yoshida Kogyo K.K. | 1 |
| #14 | Yoshihiro Kanazaka | Yoshida Kogyo K.K. | 1 |