Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5604549 | Press-molded optical element | Masashi Mashige, Masaki Omori, Masayuki Tomida, Takeshi Nomura | 1997-02-18 |
KY
Kiyoshi Yamamoto
Overall (1997): #117,685 of 185,788Top 65%
1
Patents 1997