Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9566615 | Resin piece sorting method and resin piece sorting apparatus | Noriyuki Fujii | 2017-02-14 |
| 8796033 | Method of determining minute amounts of additives in polymers | Hiroshi Kurokawa, Junji Kobayashi, Satoru Toyama, Noriko Hirano, Eiji Hara | 2014-08-05 |
| 6182675 | Apparatus for recovering impurities from a silicon wafer | Naohiko Fujino, Noriko Hirano, Junji Kobayashi, Kazuo Kuramoto | 2001-02-06 |