Chichibu, JP ranks #4,015 worldwide for total patents filed in 2021, with 28 patents from 13 inventors. Leading employers of inventors based in Chichibu, JP include Bridgestone Sports Co., Showa Denko K.K., Ricoh Company.
Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jun Shindo | Bridgestone Sports Co. | 7 |
| 2 | Katsunori Sato | Bridgestone Sports Co. | 4 |
| 3 | Masanobu Kuwahara | Bridgestone Sports Co. | 3 |
| 3 | Hirotaka Shinohara | Bridgestone Sports Co. | 3 |
| #5 | Yoshitaka Nishihara | Showa Denko K.K. | 2 |
| #5 | Keisuke Fukada | Showa Denko K.K. | 2 |
| #7 | Kae Iizuka | Bridgestone Sports Co. | 1 |
| #7 | Naoto ISHIBASHI | Showa Denko K.K. | 1 |
| #7 | Toru Ogawana | Bridgestone Sports Co. | 1 |
| #7 | Takuichi Shimizu | Bridgestone Sports Co. | 1 |
| #7 | Hiroshi Azami | Ricoh Company | 1 |
| #7 | Masashi Shimamura | Canon | 1 |
| #7 | Takayuki Wakabayashi | Canon | 1 |