Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10191189 | Optical lens, optical lens unit, and imaging device | Hajime Mori, Dai Akutsu | 2019-01-29 |
| 9914252 | Molding die, optical element manufacturing method, and optical element | Dai Akutsu, Hajime Mori | 2018-03-13 |
| 9625710 | Optical element, an optical scanning device, a manufacturing method of the optical element, and a molding die | Atsushi Naito, Hiroshi Takagi, Toshiyuki Majima, Naoki Kaneko, Takao Arakawa | 2017-04-18 |
| 9372321 | Optical element, holding structure therefor, and optical device | Toshiyuki Majima, Hiroshi Takagi, Akihiko Matsumoto | 2016-06-21 |
| 8852471 | Optical-parts molding die and optical-parts manufacturing method | Atsushi Naito, Naoki Kaneko, Akihiko Matsumoto, Kanji Sekihara | 2014-10-07 |
| 8427726 | Hollow reflecting optical element and scanning optical device | Naoki Kaneko, Hiroshi Takagi | 2013-04-23 |
| 8287264 | Injection molding machine | Akihiko Matsumoto, Yoshihiro Okumura, Kanji Sekihara | 2012-10-16 |
| 7988441 | Optical element molding apparatus | Kanji Sekihara | 2011-08-02 |
| 7675645 | Displaying object information along with a print preview and object information changing unit | — | 2010-03-09 |
| 7121119 | Press molding apparatus for an optical element and method of manufacturing the optical element | Hiroyuki Sakai, Tadayuki Fujimoto, Shinji Hada, Shinichiro Hirota | 2006-10-17 |