Kamijima, JP ranks #14,988 worldwide for total patents filed all time, with 106 patents from 23 inventors. Leading employers of inventors based in Kamijima, JP include Unicharm, Sharp Kabushiki Kaisha, Daio Paper.
Showing 1–23 of 23 inventors
| Rank ↑ | Inventor ↕ | Primary Company ↕ | Patents ↕ |
|---|---|---|---|
| 1 | Hironori Nomura | Unicharm | 30 |
| 2 | Yasunori Shimada | Sharp Kabushiki Kaisha | 27 |
| 3 | Michiyo Matsushita | Unicharm | 11 |
| #4 | Junji Shinohara | Unicharm | 7 |
| #5 | Keiji Torigoshi | Daio Paper | 6 |
| #6 | Yoshiro Yamawaki | Hitachi Zosen | 2 |
| #6 | Toshiaki Kawanabe | Daio Paper | 2 |
| #6 | Tomoka Kamoto | Daio Paper | 2 |
| #6 | Hideki Saiga | Daio Paper | 2 |
| #6 | Tsuneo Aoki | Unknown | 2 |
| #6 | Michiko Matsushita | Unicharm | 2 |
| #6 | Noboru Ishizu | — | 2 |
| #13 | You Kataoka | — | 1 |
| #13 | Buji Hamaie | Rohm Co. | 1 |
| #13 | Takenaru Mukai | Daio Paper | 1 |
| #13 | Terumasa Yamasaki | Asahi Kasei Kogyo Co. | 1 |
| #13 | Shozo Yoshida | Showa Highpolymer Co. | 1 |
| #13 | Koichi Inoshita | Showa Highpolymer Co. | 1 |
| #13 | Haruo Hattori | Showa Highpolymer Co. | 1 |
| #13 | Shingoro Matsuura | — | 1 |
| #13 | Kazushi Kaji | — | 1 |
| #13 | Motokazu Aono | Daio Paper | 1 |
| #13 | Hiroshige Teraji | Daio Paper | 1 |