Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6379786 | Ligneous finishing material | Sei Aoki, Hideshi Yanagi, Takeichi Yoshida, Masanori Abe | 2002-04-30 |
| 4906680 | Rubber composition and steel cord-rubber composite body | Tadahiro Umeda, Hitoshi Kondo, Teiichiro Kadoguchi | 1990-03-06 |
| 4820751 | Rubber composition for tires | Uchu Mukai, Toshio Sugawara | 1989-04-11 |
| 4764547 | Rubber composition comprising surface-treated carbon black | Takashi Hatanaka | 1988-08-16 |
| 4721740 | Dispersion-improved carbon black compounded rubber composition | Mitsuo Kiboku, Seishiro Ito, Tatsuhiko Ihara | 1988-01-26 |
| 4624977 | Rubber composition for use in a tire tread | — | 1986-11-25 |
| 4330592 | Composite materials of steel cords and rubber and a method of producing the same | Takehiro Tsukamoto, Seisuke Tomita | 1982-05-18 |