Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8480829 | Pneumatic tire, and manufacturing method of the same | Masahiroi Houjou, Yoshinori TOKUDA | 2013-07-09 |
| 8318861 | Rubber composition and tire using the same | Masahiro Houjo, Masayuki Hashimoto, Seiichi Kato, Masaki Toyoda | 2012-11-27 |
| 6380288 | Rubber composition and pneumatic tires | Masahiro Hojo, Tomohiro Kusano, Akihiko Matsue, Kenichi Sugimoto, Yoshihisa Tomotaki +2 more | 2002-04-30 |