Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7465495 | Composite black oxide particle, method for producing same, black coating material and black matrix | Shoichi Fujiyasu, Tomio Hayashi, Koichi Katsuyama | 2008-12-16 |
| 7288241 | Black composite oxide particle and method for production thereof | Koji Aga | 2007-10-30 |
| 7226544 | Magnetite particles | Tomio Hayashi | 2007-06-05 |
| 7147796 | Iron oxide particles and method for production thereof | Masahiro Miwa | 2006-12-12 |
| 6939390 | Nickel powder, method for preparing the same and paste for use in making electrodes for electronic parts | Yoshiharu Toshima, Takao Hayashi, Yasuhide Yamaguchi | 2005-09-06 |
| 6632524 | Nickel powder, method for preparing the same and paste for use in making electrodes for electronic parts | Yoshiharu Toshima, Takao Hayashi, Yasuhide Yamaguchi | 2003-10-14 |
| 6503560 | Composite nickel fine powder and method for preparing the same | Yoshiharu Toshima, Takayuki Araki, Yasuhide Yamaguchi, Takao Hayashi | 2003-01-07 |
| 6391087 | Copper fine powder and method for preparing the same | Takao Hayashi, Yoshinobu Nakamura | 2002-05-21 |
| 6174344 | Copper fine powder and method for preparing the same | Takao Hayashi, Yoshinobu Nakamura | 2001-01-16 |
| 6162277 | Nickel fine powder and method for preparing the same | Yoshiharu Toshima, Takayuki Araki, Takao Hayashi | 2000-12-19 |
| 6120576 | Method for preparing nickel fine powder | Yoshiharu Toshima, Takayuki Araki, Takao Hayashi | 2000-09-19 |
| 6096285 | Indium tin oxide fine powder and method for preparing the same | Takao Hayashi, Kouichi Kawaratani | 2000-08-01 |