Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11446608 | Method for reducing HTO concentration in aqueous solution | Hirokuni Yamanishi, Hiroshi Noma, Toshifumi Taira, Takashi Hoshiya, Kazuya Fujimoto | 2022-09-20 |
| 6444727 | Modified carbon black, process for producing the modified carbon black, rubber composition and pneumatic tire | Hiroshi Yamada | 2002-09-03 |
| 4721740 | Dispersion-improved carbon black compounded rubber composition | Michitaka Takeshita, Mitsuo Kiboku, Seishiro Ito | 1988-01-26 |