Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6258433 | Optical recording medium | Akira Okuda, Tetsuo Imada, Shigeru Namiki, Masahiro Yamamoto | 2001-07-10 |
| 5417804 | Optical waveguide manufacturing method | Munekazu Nishihara, Youichi Ohnishi | 1995-05-23 |
| 4920699 | Structure of a weatherstrip member for sealing an end of a pane of window glass applicable to a vehicular door | Nobuyoshi Nagata, Hideki Sugiyama, Kiyotaka Uemura | 1990-05-01 |