Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751990 | Transparent thermoplastic resin pellet manufacturing method | Takayoshi Tanaka, Yasunobu Yamazaki | 2017-09-05 |
| 7122614 | Aromatic polycarbonate resins for optical disk substrates | — | 2006-10-17 |
| 7067609 | Polycarbonate resin for optical disk substrate and optical disk substrate | Tatsuya Tomioka, Hiroshi Kawato | 2006-06-27 |
| 6716510 | Polycarbonate resin for optical disk substrate and optical disk substrate | Tatsuya Tomioka, Hiroshi Kawato | 2004-04-06 |
| 6316071 | Substrate for digital versatile disk and process for producing the same | Masaya Okamoto, Yasuhiro Ishikawa | 2001-11-13 |
| 5304249 | Suscepter device for the preparation of a diamond film-coated body | — | 1994-04-19 |
| 5292371 | Microwave plasma CVD apparatus comprising dual plungers for two-dimension plasma position adjustment | Haruo Yasui | 1994-03-08 |