Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6506264 | Ferromagnetic powder | Kazuhisa Saito, Kazushi Sano, Akio Sawabe, Akito Inoue, Kenichi Inoue | 2003-01-14 |
| 6440545 | Powder for use in lower layer of coating type magnetic recording medium | Kazuhisa Saito, Kazushi Sano, Yoshichika Horikawa | 2002-08-27 |
| 6171692 | Particle for lower layer of coating type magnetic recording medium | Kazuhisa Saito, Kazushi Sano, Shinichi Konno, Yoshichika Horikawa, Yasuhiko Aihara | 2001-01-09 |
| 6040043 | Particles for lower layer of coating type magnetic recording medium | Kazuhisa Saito, Kazushi Sano, Shinichi Konno, Yoshichika Horikawa, Yasuhiko Aihara | 2000-03-21 |
| 5902676 | Coating type magnetic recording medium having a multilayer structure | Kazuhisa Saito, Kazushi Sano, Shinichi Konno, Yoshichika Horikawa, Yasuhiko Aihara | 1999-05-11 |
| 5591535 | Ferromagnetic metal powder | Kazuhisa Saito, Satoshi Aizawa, Kazushi Sano, Kazuyuki Matsumoto, Kenji Murata | 1997-01-07 |
| 5534361 | Ferromagnetic metal powder | Kazuhisa Saito, Satoshi Aizawa, Kazushi Sano, Kazuyuki Matsumoto, Kenji Murata | 1996-07-09 |
| 5269855 | Permanent magnet alloy having improved resistance | Toshio Ueda, Yuichi Sato, Seiji Isoyama | 1993-12-14 |
| 5183630 | Process for production of permanent magnet alloy having improved resistence to oxidation | Toshio Ueda, Yuichi Sato, Masayasu Senda, Seiji Isoyama | 1993-02-02 |
| 5147473 | Permanent magnet alloy having improved resistance to oxidation and process for production thereof | Toshio Ueda, Yuichi Sato, Masayasu Senda, Seiji Isoyama | 1992-09-15 |
| 4251497 | Method for measuring the basic amount in basic aluminum sulfate solution for removal of SO.sub.2 gas | Kazumasa Tezuka, Hyoichi Sasaki, Ikuo Watanabe | 1981-02-17 |