Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9416241 | Composition for sportswear and foam thereof | Taro Ozaki, Toyofumi Otaka, Koshiro Hamaguchi, Motoki Kitagawa, Tadahiro Ono | 2016-08-16 |
| 8835566 | Rubber composition for vulcanization | Shigeru Shoji, Toyofumi Otaka, Yasushi Hamura | 2014-09-16 |
| 8492000 | Vulcanized rubber laminate | Shigeru Shoji, Toyofumi Otaka | 2013-07-23 |
| 8283039 | Vulcanized rubber laminate | Shigeru Shoji, Yasushi Hamura, Toyofumi Otaka | 2012-10-09 |
| 8258222 | Composition for vulcanized rubber and vulcanization product | Toyofumi Otaka, Shigeru Shoji, Yasushi Hamura | 2012-09-04 |
| 6815478 | Chlorine-containing polymer vulcanizing composition | Kazuya Tsujimura, Kozo Misumi, Kazunori Yokoyama | 2004-11-09 |
| 6500884 | Chlorine-containing polymer vulcanizing composition | Kazuya Tsujimura, Kozo Misumi, Kazunori Yokoyama | 2002-12-31 |