Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416604 | Management device, management method, management program, and recording medium | Yoshiyasu Makino, Shuji Hayashida | 2025-09-16 |
| D1004275 | Backpack | — | 2023-11-14 |
| D1004276 | Shoulder bag | — | 2023-11-14 |
| 9839832 | Ball glove | — | 2017-12-12 |
| 8873124 | Plastic optical element, optical scanner including the plastic optical element, and image forming apparatus including same | Go Takahashi, Eiichi Hayashi, Akio Hirano, Takamichi Ohta | 2014-10-28 |
| 8824035 | Molded plastic part, method for molding plastic part, and optical scanning device using the molded plastic part | Takamichi Ohhashi, Yasuo Yamanaka, Akio Hirano, Eiichi Hayashi, Go Takahashi | 2014-09-02 |
| 8457530 | Plastic optical element, optical scanning device, and image forming apparatus | Eiichi Hayashi, Takamichi Ohhashi, Go Takahashi | 2013-06-04 |
| 8004553 | Optical scanning device, optical scanning method, and image forming apparatus, using the optical scanning device | Eiichi Hayashi, Go Takahashi | 2011-08-23 |
| 8004554 | Plastic optical element, optical scanning device, and image forming apparatus using the optical scanning device | Go Takahashi, Eiichi Hayashi, Masafumi Furusawa, Takamichi Ohhashi | 2011-08-23 |
| 7898739 | Plastic optical element, nest structure, die, optical scan apparatus and image formation apparatus | Eiichi Hayashi, Akihiro Iwamatsu, Go Takahashi | 2011-03-01 |