Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905530 | Metallic powder-molded body, re-compacted body of the molded body, sintered body produced from the re-compacted body, and processes for production thereof | Takashi Yoshimura, Hiroyuki Amma, Masashi Fujinaga, Yasuo Hatai, Takayuki Matsumoto +2 more | 2005-06-14 |
| 6696014 | Iron-based sintered powder metal body, manufacturing method thereof and manufacturing method of iron-based sintered component with high strength and high density | Naomichi Nakamura, Satoshi Uenosono, Shigeru Unami, Masashi Fujinaga, Takashi Yoshimura +3 more | 2004-02-24 |
| 6514307 | Iron-based sintered powder metal body, manufacturing method thereof and manufacturing method of iron-based sintered component with high strength and high density | Naomichi Nakamura, Satoshi Uenosono, Shigeru Unami, Masashi Fujinaga, Takashi Yoshimura +3 more | 2003-02-04 |
| 6503443 | Metallic powder molding material and its re-compression molded body and sintered body obtained from the re-compression molded body and production methods thereof | Takashi Yoshimura, Hiroyuki Amma, Masashi Fujinaga, Yasuo Hatai, Takayuki Matsumoto +2 more | 2003-01-07 |
| 6454991 | Method of forging raw material for sintering and forging | Takashi Yoshimura, Shin Koizumi, Yasuo Hatai | 2002-09-24 |
| 6146281 | Outer joint part of a constant velocity ball joint | Masao Sakamoto, Tadanori Baba | 2000-11-14 |
| 5970776 | Apparatus for forming a cup-shaped cage | Masao Sakamoto, Tadanori Baba | 1999-10-26 |
| 5885162 | Universal joint | Masao Sakamoto | 1999-03-23 |