Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489439 | Production process of polyphenylene ether | Yuji Takeda | 2002-12-03 |
| 6440278 | Target and process for its production, and method for forming a film having a high refractive index | Otojiro Kida, Eri Suzuki, Hisashi Osaki, Atsushi Hayashi | 2002-08-27 |
| 6402424 | Vibratory roller | — | 2002-06-11 |
| 6334938 | Target and process for its production, and method for forming a film having a high refractive index | Otojiro Kida, Eri Suzuki, Hisashi Osaki, Atsushi Hayashi, Takuji Oyama +1 more | 2002-01-01 |