Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7155984 | Rotational sensor | Noriaki Fujita, Toshiyuki Matsuo | 2007-01-02 |
| 6403697 | Carbon black, method for its preparation and its applications | Toshikatsu Mitsunaga, Yoshiteru Yamasaki, Hiroyuki Hara | 2002-06-11 |
| 6025429 | Granulated acetylene black, process for its production and its application | Yoshiteru Yamazaki, Mitsuyoshi Noguchi | 2000-02-15 |
| 5973059 | Granulated acetylene black, process for its production and its application | Yoshiteru Yamazaki, Mitsuyoshi Noguchi | 1999-10-26 |