Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639512 | Plastic optical fiber preform, and process and apparatus for producing the same | Toshifumi Hosoya, Yuji Kobayashi, Yasuo Matsuda | 1997-06-17 |
| 5621838 | Resins for coated optical fiber units | Kaori Nomura, Tomoyuki Hattori, Nobuhiro Akasaka | 1997-04-15 |
| D378769 | Top spinner | Minoru Sawada | 1997-04-08 |
| 5614253 | Plastic optical fiber preform, and process and apparatus for producing the same | Toshifumi Hosoya, Yuji Kobayashi, Yasuo Matsuda | 1997-03-25 |