Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4994522 | Vinyl chloride resin composition | Isao Sasaki, Naoki Yamamoto | 1991-02-19 |
| 4994523 | Impact-resistant resin composition | Isao Sasaki, Naoki Yamamoto | 1991-02-19 |
| 4918132 | Thermoplastic polyester resin composition | Masafumi Hongo, Hideyuki Shigemitsu, Naoki Yamamoto | 1990-04-17 |
| 4902742 | Thermoplastic polymethacrylimide resin composition | Naoki Yamamoto, Kozi Nishida | 1990-02-20 |
| 4894415 | Polyphenylene ether resin composition | Isao Sasaki, Naoki Yamamoto | 1990-01-16 |
| 4892900 | Polyphenylene ether resin composition | Isao Sasaki, Naoki Yamamoto | 1990-01-09 |
| 4888388 | Polycarbonate resin composition | Masafumi Hongo, Hideyuki Shigemitsu, Naoki Yamamoto | 1989-12-19 |
| 4877831 | Polycarbonate resin composition | Masafumi Hongo, Hideyuki Shigemitsu, Naoki Yamamoto | 1989-10-31 |
| 4877687 | Synthetic resin molded article having antistatic property | Kiyotaka Azegami, Suehiro Tayama, Naoki Yamamoto, Hiroki Hatakeyama | 1989-10-31 |
| 4859727 | Antistatic thermoplastic resin composition | Isao Sasaki, Naoki Yamamoto, Hiroki Hatakeyama | 1989-08-22 |
| 4775712 | Thermoplastic polyester resin composition | Isao Sasaki, Masafumi Hongo | 1988-10-04 |
| 4690986 | Impact-resistant thermoplastic polyorganosiloxane-based graft copolymer and process for producing same | Isao Sasaki, Yasunori Kawachi, Tetsuya Mayuzumi, Toshio Oba, Fumio Okada | 1987-09-01 |
| 4673688 | Partial amine salts of EDTA as blood anticoagulant | Yoshio Murashige, Yasunori Kawachi, Junko Soga | 1987-06-16 |
| 4639339 | Sulfonated polyethyleneimine useful as blood anticoagulant | Yoshio Murashige, Yasunori Kawachi, Junko Soga | 1987-01-27 |