Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8755972 | Rear wheel toe angle control system for a vehicle | Kuniyoshi Tanaka | 2014-06-17 |
| 6340377 | High-temperature wear-resistant sintered alloy | Hideaki Kawata, Kei Ishii, Koichiro Hayashi, Atsushi Ehira, Kunio Maki +1 more | 2002-01-22 |
| 6302937 | Sintered alloy having superior wear resistance | Koichiro Hayashi, Koichi Aonuma | 2001-10-16 |
| 6251157 | Sintered alloy having superb wear resistance and process for producing the same | Koichiro Hayashi, Koichi Aonuma, Toru Tsuboi | 2001-06-26 |
| 5949003 | High-temperature wear-resistant sintered alloy | Kei Ishii, Koichiro Hayashi, Kouichi Aonuma, Hideaki Kawata, Kunio Maki +4 more | 1999-09-07 |
| 5834664 | Wear-resistant sintered alloy, and its production method | Koichi Aonuma, Koichiro Hayashi | 1998-11-10 |
| 5824922 | Wear-resistant sintered alloy, and its production method | Koichi Aonuma, Koichiro Hayashi | 1998-10-20 |
| 5753005 | Source powder for wear-resistant sintered material | Kei Ishii, Yukio Tokuyama, Yuji Soda | 1998-05-19 |
| 5529602 | Sintered iron alloy resistant to abrasion at high temperature and method of manufacturing the same | Kei Ishii, Hideaki Kawata, Akira Fujiki, Katsuyuki Nakamura, Kazuhiko Takahashi | 1996-06-25 |
| 5207821 | Multi-phase sintered alloy composition and method of manufacturing the same | Yutaka Ikenoue, Keitaro Suzuki, Hideo Urata, Koji Koishikawa, Makoto Tsuji | 1993-05-04 |