Patents per Year
Top Inventors at Sankosha All Time
Showing 1–39 of 39 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Masaaki Sato | 5 |
| 2 | Yutaka Hayashi | 4 |
| 3 | Daizo Shigemori | 3 |
| 3 | Takayuki Okawa | 3 |
| 3 | Tsuyoshi Kawabata | 3 |
| 3 | Yoshiki Maeyashiki | 3 |
| 3 | Yuji Muramatsu | 3 |
| #8 | Chikashi Okabayashi | 2 |
| #8 | Hideyoshi Saeki | 2 |
| #8 | Hirofumi Yoshihara | 2 |
| #8 | Makoto Ishizaki | 2 |
| #8 | Minoru Yoneda | 2 |
| #8 | Takuya Ouchi | 2 |
| #8 | Yasuharu Yamada | 2 |
| #8 | Yoshio Igarashi | 2 |
| #8 | YUSUKE UCHIKOSHI | 2 |
| #17 | Akihiro Kasai | 1 |
| #17 | Fumika Kawahara | 1 |
| #17 | Hideyuki Harada | 1 |
| #17 | Hidetoshi Ito | 1 |
| #17 | Junpei Miyata | 1 |
| #17 | Junichi Takabe | 1 |
| #17 | Kazushige Tadokoro | 1 |
| #17 | Katsumi Watanabe | 1 |
| #17 | Kenichi Ebuchi | 1 |
| #17 | Kiyotaka Ando | 1 |
| #17 | Kouji Idota | 1 |
| #17 | Masaaki Endo | 1 |
| #17 | Mitsuru Inoue | 1 |
| #17 | Shuji Higashi | 1 |
| #17 | Shin Nakayama | 1 |
| #17 | Susumu Uchida | 1 |
| #17 | Takashi Saitou | 1 |
| #17 | Takashi Shikano | 1 |
| #17 | Teiji Hasegawa | 1 |
| #17 | Tetsumi Jinno | 1 |
| #17 | Yuichi Takahashi | 1 |
| #17 | Yukio Uwano | 1 |
| #17 | Haruo Kunii | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Communication line surge protecting system | $2M | 2004 |