Top Inventors at Senju Sprinkler Co. All Time
Showing 1–31 of 31 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Yasuaki Koiwa | 34 |
| 2 | Hisayoshi Ohkoshi | 6 |
| 3 | Yutaka Tateishi | 5 |
| #4 | Kazuma Ito | 3 |
| #4 | Koki Sato | 3 |
| #4 | Masaharu Chiba | 3 |
| #4 | Masakatsu Kikuchi | 3 |
| #4 | Takashi Takeuchi | 3 |
| #4 | Yoshiki Sasaki | 3 |
| #4 | Yukinori Karihara | 3 |
| #11 | Hiroshi Onuki | 2 |
| #11 | Masashi Murakami | 2 |
| #11 | Teturo Kikuchi | 2 |
| #11 | Tetsuro Kikuchi | 2 |
| #11 | Yuki Iizawa | 2 |
| #11 | Yukihiro Kon | 2 |
| #11 | Yuta Watanabe | 2 |
| #18 | Daisuke Yaegashi | 1 |
| #18 | Fumie Kumagai | 1 |
| #18 | Fukuji Obara | 1 |
| #18 | Hiroki Ishikawa | 1 |
| #18 | Kuratoshi Sasaki | 1 |
| #18 | Ryoutarou Chiba | 1 |
| #18 | Satoshi Harada | 1 |
| #18 | Satoshi Oba | 1 |
| #18 | Shou Chiba | 1 |
| #18 | Shigeo Sugawara | 1 |
| #18 | Takatoshi Chiba | 1 |
| #18 | Teturou Kikuchi | 1 |
| #18 | Zenkou Obara | 1 |
| #18 | Akira Onodera | 1 |