Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5525649 | Magnetic paint and process for producing the same | Akihiro Nishimura, Kazuyuki Hayashi, Keisuke Iwasaki, Yasuyuki Tanaka | 1996-06-11 |
| 5124207 | Magnetic iron oxide particles | Kazuyuki Hayashi, Keisuke Iwasaki, Yasuyuki Tanaka | 1992-06-23 |
| 5061570 | Magnetic recording medium comprising magnetic particles and a polyester resin having an iminosulfonyl group | Akihiro Nishimura, Kazuyuki Hayashi, Keisuke Iwasaki, Yasuyuki Tanaka | 1991-10-29 |