Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326526 | Sintered iron alloy composition and method of manufacturing the same | Koichiro Hayashi, Makoto Kano, Akira Fujiki | 1994-07-05 |
| 5259860 | Sintered metal parts and their production method | Ryoji Satoh, Koichiro Hayashi, Katsunao Chikahata | 1993-11-09 |
| 5207821 | Multi-phase sintered alloy composition and method of manufacturing the same | Keitaro Suzuki, Yoshimasa Aoki, Hideo Urata, Koji Koishikawa, Makoto Tsuji | 1993-05-04 |
| 4966626 | Sintered ferro alloy having heat and wear resistance and process for making | Akira Fujiki, Yoshiteru Yasuda, Hiroyuki Endo, Keitaro Suzuki | 1990-10-30 |
| 4919719 | High temperature wear resistant sintered alloy | Makoto Abe, Ichiro Tanimoto, Akira Fujiki, Keitaro Suzuki, Hiroyuki Endo | 1990-04-24 |
| 4844024 | Heat resistant and wear resistant iron-base sintered alloy | Akira Fujiki, Yoshiteru Yasuda, Ichiro Tanimoto, Hiroyuki Endo, Keitaro Suzuki | 1989-07-04 |
| 4702771 | Wear-resistant, sintered iron alloy and process for producing the same | Yoshiaki Takagi, Yoshihiro Katsui, Hiroyuki Endo | 1987-10-27 |
| 4648903 | Iron base sintered, wear-resistant materials and method for producing the same | Hiroyuki Endoh, Kei Ishii, Keitaro Suzuki | 1987-03-10 |
| 4588441 | Process for the preparation of sintered alloys for valve mechanism parts for internal combustion engines | Hiroyuki Endoh, Tadao Hayasaka | 1986-05-13 |
| 4485770 | Material for valve-actuating mechanism of internal combustion engine | Tsutomu Saka, Toshihiro Kamiyama, Hiroyuki Endo | 1984-12-04 |
| 4344795 | Iron-based sintered sliding product | Hiroyuki Endo | 1982-08-17 |