Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439495 | Solution doping of sol gel bodies to make graded index glass articles | Hisashi Koike, Morinao Fukuoka, Yuko Kurasawa, Masayuki Yamane | 1995-08-08 |
| 5254148 | Method of manufacturing distributed index optical elements | Satoshi Noda, Morinao Fukuoka, Yuko Kurasawa | 1993-10-19 |
| 5244844 | Method of manufacturing gradient index optical elements | Masayuki Yamane | 1993-09-14 |
| 5238880 | Method of manufacturing gradient index optical elements | Satoshi Noda | 1993-08-24 |