Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7126677 | Bearing with oil film thickness measuring device | Kei Nakayama, Yutaka Okamoto, Takayuki Shibayama | 2006-10-24 |
| 6981798 | Sliding bearing | Yutaka Okamoto, Takayuki Shibayama | 2006-01-03 |
| 6279514 | Method of recovering heat in sulfuric acid production plant | Timothy J. Browder, Todd W. Browder, Dora J. Browder, Yoichi Yokoyama, Yozo Nakamura | 2001-08-28 |
| 5551856 | Apparatus for connecting punches in powder molding press machine | — | 1996-09-03 |
| 5498147 | Powder molding press | Masao Yamamoto, Tukasa Tajima, Siro Shirasaki | 1996-03-12 |
| 5401153 | Press for powder metallurgy | Shiro Shirasaki, Masao Yamamoto | 1995-03-28 |
| 5378416 | Method of and system for manufacturing powder moldings | Yuji Kishi | 1995-01-03 |
| 5326242 | Powder molding press | Masao Yamamoto, Tukasa Tajima, Siro Shirasaki | 1994-07-05 |
| 5288440 | Method and apparatus for controlling powder molding press | Masao Yamamoto, Tukasa Tajima, Siro Sirasaki | 1994-02-22 |
| 5219319 | Apparatus for replacing tool sets of powder molding press | Masao Yamamoto, Shiro Shirasaki | 1993-06-15 |
| 4379684 | Press for powder metallurgy | Takakazu Tsuchifuji | 1983-04-12 |