Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5081170 | Stabilized polyolefin resin composition | Takao Nishina, Kazuo Sugibuchi | 1992-01-14 |
| 4997888 | Weatherability and adherence of polypropylene | Tetsuo Sekiguchi, Yutaka Nakahara, Naotoshi Sonoda | 1991-03-05 |
| 4994529 | Weatherability and adherence of polypropylene | Tetsuo Sekiguchi, Yutaka Nakahara, Naotoshi Sonoda | 1991-02-19 |
| 4912156 | Polyolefin composition | Tohru Haruna, Takashi Takeuchi, Toshinori Yukino | 1990-03-27 |
| 4897438 | Stabilized synthetic resin composition | Tohru Kikuchi, Hiroyuki Kawakami, Takayuki Saito, Yutaka Nakahara, Hiroshi Takahashi | 1990-01-30 |