Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6003338 | Molding method for optical element | Kiyoshi Yamamoto, Takeshi Nomura, Sunao Miyazaki | 1999-12-21 |
| 5976425 | Optical device molding apparatus and method, and optical device | Takeshi Nomura, Kiyoshi Yamamoto | 1999-11-02 |
| 5822134 | Optical lens and mold for molding the same | Kiyoshi Yamamoto, Takeshi Nomura, Masaki Ohmori | 1998-10-13 |
| 5735920 | Method of manufacturing optical glass element | Masaki Omori, Hiroe Tanaka, Takeshi Nomura, Kiyoshi Yamamoto, Masayuki Tomida +1 more | 1998-04-07 |
| 5604549 | Press-molded optical element | Masaki Omori, Masayuki Tomida, Takeshi Nomura, Kiyoshi Yamamoto | 1997-02-18 |
| 5601627 | Method for molding optical element | — | 1997-02-11 |
| 5435818 | Mold for optical element and a method of molding optical element | Masaki Omori, Masayuki Tomida, Takeshi Nomura, Kiyoshi Yamamoto | 1995-07-25 |