Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808293 | LED lamp with prismatic cover lens | Masaru Kato | 2004-10-26 |
| 6795625 | Spacer for optical fiber cable and optical fiber cable using the spacer | Toku Ishii, Kenji Ito | 2004-09-21 |
| 6743859 | Polyvinyl alcohol polymer production method and polyvinyl alcohol polymer | Tsuyoshi Kowaka, Junji Funakoshi, Hiroyuki Miyawaki | 2004-06-01 |