Top Inventors at Tokyo Tungsten Co. All Time
Showing 1–27 of 27 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Akira Ichida | 7 |
| 2 | Mitsuo Osada | 5 |
| 2 | Tadashi Arikawa | 5 |
| #4 | Hidetoshi Maesato | 4 |
| #4 | Kiyoshi Asai | 4 |
| #4 | Norio Hirayama | 4 |
| #7 | Hisanori Ohara | 3 |
| #7 | Shigehiko Takaoka | 3 |
| #7 | Takehiko Hayashi | 3 |
| #7 | Yoshinari Amano | 3 |
| #11 | Hiromu Kawai | 2 |
| #11 | Kazuyuki Nakamura | 2 |
| #11 | Kenji Sakimae | 2 |
| #11 | Masato Akiba | 2 |
| #11 | Yasuhiro Katoh | 2 |
| #16 | Hiroshi Hasegawa | 1 |
| #16 | Hiroyuki Seto | 1 |
| #16 | Koji Asahi | 1 |
| #16 | Masayuki Itoh | 1 |
| #16 | Mitsuru Tsuchiya | 1 |
| #16 | Nobuaki Asada | 1 |
| #16 | Shigeo Ezaki | 1 |
| #16 | Tadashi Igarashi | 1 |
| #16 | Takashi Yoshioka | 1 |
| #16 | Tomohiro Takida | 1 |
| #16 | Yoshihiko Doi | 1 |
| #16 | Yoshiharu Yamamoto | 1 |