Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6372349 | High-resistivity carbon black | Hideyuki Hisashi, Satoru Arata | 2002-04-16 |
| 6358487 | Carbon black and process for producing the same | Yoshihiro Omae, Nobutake Mise, Yutaka Fukuyama, Takaharu Yamamoto, Hiroaki Takehara +5 more | 2002-03-19 |