Top Inventors at Hayakawa Rubber Co. All Time
Showing 1–43 of 43 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Toshihiro Fujii | 7 |
| 2 | Hiroki Nii | 5 |
| 3 | Ban Tanaka | 4 |
| #4 | Hirofumi Kakimoto | 3 |
| #4 | Hideo Tanaka | 3 |
| #4 | Kosaku Yamada | 3 |
| #4 | Tetsuya Kimura | 3 |
| #4 | Yoshinobu Ishido | 3 |
| #9 | Hideo Kushida | 2 |
| #9 | Katsumi Sakamoto | 2 |
| #9 | Osamu Kiso | 2 |
| #9 | Ryouichi Kinoshita | 2 |
| #9 | Sadayoshi Nakatsukasa | 2 |
| #9 | Sekiji Yokota | 2 |
| #9 | Shuichi Koshio | 2 |
| #9 | Tadashi Hayakawa | 2 |
| #9 | Takashi Miya | 2 |
| #18 | Hajime Yamaji | 1 |
| #18 | Hiroyoshi Adachi | 1 |
| #18 | Hiroyoshi Hanada | 1 |
| #18 | Hiromi Murakami | 1 |
| #18 | Kazuya Fujita | 1 |
| #18 | Kazuto Urakami | 1 |
| #18 | Keiko Nishita | 1 |
| #18 | Kimio Mori | 1 |
| #18 | Kimio Yamaoka | 1 |
| #18 | Kohei Fujita | 1 |
| #18 | Masanori Igaki | 1 |
| #18 | Makoto Ikeda | 1 |
| #18 | Masamichi Kanno | 1 |
| #18 | Masahiro Natsume | 1 |
| #18 | Masaaki Noma | 1 |
| #18 | Shinya Shimada | 1 |
| #18 | Takeshi Kobayashi | 1 |
| #18 | Tsuguo Yamaoka | 1 |
| #18 | Yoshikazu Machida | 1 |
| #18 | Yosifumi Miyachi | 1 |
| #18 | Yuki Hayashi | 1 |
| #18 | Syuno Suto | 1 |
| #18 | Masao Etori | 1 |
| #18 | Kingo Manabe | 1 |
| #18 | Fujii Toshihiro | 1 |
| #18 | Setsuo Taninaka | 1 |