Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679183 | Method for making .alpha.+.beta. titanium alloy | Shin Takagi, Atsushi Ogawa | 1997-10-21 |
| 5411614 | Method of making Ti-Al-V-Mo alloys | Atsushi Ogawa, Kazuhide Takahashi | 1995-05-02 |
| 5362441 | Ti-Al-V-Mo-O alloys with an iron group element | Atsushi Ogawa, Kazuhide Takahashi | 1994-11-08 |
| 5360677 | Magnetic disk substrate | Hideaki Fukai, Hiroyoshi Suenaga, Shinichiro Otaka, Masahiko Naoe | 1994-11-01 |
| 5256369 | Titanium base alloy for excellent formability and method of making thereof and method of superplastic forming thereof | Atsushi Ogawa, Kazuhide Takahashi | 1993-10-26 |
| 5188677 | Method of manufacturing a magnetic disk substrate | Hideaki Fukai, Hiroyoshi Suenaga | 1993-02-23 |
| 5159787 | Method for lapping two surfaces of a titanium disk | Hiroyoshi Suenaga, Takeshi Ito, Masakuni Takagi, Hiroyoshi Takeuchi, Hideaki Fukai | 1992-11-03 |
| 5136819 | Method for mirror polishing of ti-made magnetic disk substrate | Masakuni Takagi, Hiroyoshi Takeuchi, Hideaki Fukai, Toshio Sakiyama, Hiroyoshi Suenaga | 1992-08-11 |
| 5131995 | Method of manufacturing titanium magnetic disk substrate | Hiroyoshi Suenaga, Hideaki Fukai, Toshio Sakiyama | 1992-07-21 |
| 5124121 | Titanium base alloy for excellent formability | Atsushi Ogawa, Kazuhide Takahashi | 1992-06-23 |
| 5120615 | Magnetic disk substrate and method of manufacturing the same | Hideaki Fukai, Hiroyoshi Suenaga | 1992-06-09 |
| 5060845 | Method for manufacture titanium clad steel plate | Hiroyoshi Suenaga, Misao Ishikawa | 1991-10-29 |
| 5035754 | Heat treating method for high strength aluminum alloy | Tetsuo Sakiyama, Seishi Tsuyama | 1991-07-30 |
| 4983357 | Heat-resistant TiAl alloy excellent in room-temperature fracture toughness, high-temperature oxidation resistance and high-temperature strength | Shinji Mitao, Seishi Tsuyama | 1991-01-08 |
| 4944914 | Titanium base alloy for superplastic forming | Atsushi Ogawa, Hiroyoshi Suenaga | 1990-07-31 |