Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325255 | Writing instrument | Toshimi Kamitani, Wataru Sagawa | 2025-06-10 |
| 12227024 | Writing implement | Hirotake Izawa, Toshimi Kamitani, Kaito Tsukada | 2025-02-18 |
| 8744257 | Lens apparatus including focus operation device and focus operation device | — | 2014-06-03 |
| 8441115 | Semiconductor device with exposed thermal conductivity part | Hiroshi Kikuchi, Yoichiro Kobayashi, Yasuo Shima | 2013-05-14 |
| 8417108 | Lens apparatus including focus operation device and focus operation device | — | 2013-04-09 |
| 8376436 | Storage box assembly for vehicle | Tatsuhiko Nakamura, Kenichi Kamio, Yasunori Sei | 2013-02-19 |
| 7675016 | Solid-state image pickup device and method of producing the same | Hiroshi Kikuchi, Akira Arimoto, Masaru Eguchi, Shinichi Arai | 2010-03-09 |
| 7656041 | Semiconductor device and its manufacturing method | Hiroshi Kikuchi | 2010-02-02 |
| 7354340 | Louver apparatus | Kazuhisa Yamamoto | 2008-04-08 |