Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12122913 | Polystyrene resin composition | Ryosuke Kondo | 2024-10-22 |
| 6478481 | Screening mechanism for optical fiber fusion-splicer | Hideki Watanabe | 2002-11-12 |
| 6451917 | Styrene resin material | Masami Kogure, Keisuke Funaki | 2002-09-17 |
| 5907129 | Syndiotactic styrenic resin composition | Keisuke Funaki, Akitoshi Masuyama | 1999-05-25 |
| 5837384 | Polystyrenic stretched film and process for producing the polystyrenic stretched film | Keisuke Funaki | 1998-11-17 |
| 5798172 | Styrenic resin composition and polystyrene oriented film | Keisuke Funaki, Akihiko Okada | 1998-08-25 |
| 5753354 | Polystyrenic stretched film, process for producing said film, photographic film, process film for printing, and film for over-head projectors | Keisuke Funaki, Masami Kogure | 1998-05-19 |
| 5698652 | Styrenic polymer and molded article | Takuma Aoyama, Akitoshi Masuyama, Komei Yamasaki | 1997-12-16 |
| 5357014 | Styrenic resin molding and process for producing same | Tomoaki Takebe, Keisuke Funaki, Komei Yamasaki | 1994-10-18 |
| 4298252 | Rear stop type lens system | Yoshikazu Doi, Yutaka Sakai | 1981-11-03 |