Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6371746 | Method of electronic sintering method and mold for use in the method | Yasuaki Shiomi, Shigeru Tsuboi, Atsushi Sugai, Masahiro Murata, Jun Yoshino | 2002-04-16 |
| 4926242 | Aluminum-silicon alloy heatsink for semiconductor devices | Yoshiaki Itoh, Yusuke Odani, Kiyoaki Akechi | 1990-05-15 |
| 4830820 | Method for producing material for semiconductor device | Yoshiaki Itoh, Yusuke Odani, Kiyoaki Akechi | 1989-05-16 |
| 4818308 | Aluminum alloy and method for producing the same | Yusuke Odani, Kiyoaki Akechi | 1989-04-04 |
| 4751099 | Method of producing a functionally gradient material | Masayuki Niino, Akio Suzuki, Toshio Hirai, Ryuzo Watanabe, Tohru Hirano | 1988-06-14 |
| 4734968 | Method for making a valve-seat insert for internal combustion engines | Naoki Motooka, Tetsuya Suganuma, Akira Manabe | 1988-04-05 |
| 4722751 | Dispersion-strengthened heat- and wear-resistant aluminum alloy and process for producing same | Kiyoaki Akechi | 1988-02-02 |
| 4710345 | Manufacturing method of super-heat-resisting alloy material | Yoshihiko Doi, Shigeki Ochi, Noboru Uenishi | 1987-12-01 |
| 4702885 | Aluminum alloy and method for producing the same | Yusuke Odani, Kiyoaki Akechi | 1987-10-27 |
| 4671491 | Valve-seat insert for internal combustion engines and its production | Naoki Motooka, Tetsuya Suganuma, Akira Manabe | 1987-06-09 |
| 4614638 | Process for producing sintered ferrous alloys | Mitsuo Osada, Akio Hara | 1986-09-30 |
| 4584171 | Method of producing rocket combustors | Masayuki Niino, Nobuyuki Yatsuyanagi, Akinaga Kumakawa, Akio Suzuki, Masaki Sasaki +8 more | 1986-04-22 |
| 4582678 | Method of producing rocket combustors | Masayuki Niino, Akio Suzuki, Nobuyuki Yatsuyanagi, Akinaga Kumakawa, Masaki Sasaki +8 more | 1986-04-15 |
| 4546737 | Valve-seat insert for internal combustion engines | Koji Kazuoka, Testuya Suganuma, Naoki Motooka | 1985-10-15 |
| 4457780 | Electric contact materials | Mitsuo Osada, Yoshinari Amano, Akira Fukui | 1984-07-03 |
| 4321091 | Method for producing hot forged material from powder | Yoshinobu Takeda, Susumu Noji | 1982-03-23 |
| 4274876 | Sintered hard metals having high wear resistance | Yujiro Kodama, Masato Sabao, Yasumasa Kureha | 1981-06-23 |