Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10240226 | Steel plate for thick-walled steel pipe, method for manufacturing the same, and thick-walled high-strength steel pipe | Shusaku Ohta, Junji Shimamura, Nobuyuki Ishikawa, Shigeru Endo | 2019-03-26 |
| 7294215 | Method and device for cooling steel sheet | Akio Fujibayashi, Akira Tagane, Isao Takahashi, Kazuo Omata | 2007-11-13 |
| 5542996 | Method for manufacturing an ultra-high strength cold-rolled steel sheet with desirable delayed fracture resistance | Yasunobu Nagataki, Yoshihiro Hosoya, Tomoyoshi Okita, Shuzi Kanetoh, Yasuyuki Takada | 1996-08-06 |
| 5531839 | Continously annealed cold-rolled steel sheet excellent in balance between deep drawability and resistance to secondary-work embrittlement and method for manufacturing same | Yoshihiro Hosoya, Masaya Morita | 1996-07-02 |
| 5356493 | Blister-resistant steel sheet and method for producing thereof | Yoshihiro Hosoya, Shuji Kanetoh, Daijiro Koyanagi, Hiromi Nakamura, Satoshi Kohira | 1994-10-18 |
| 5116571 | Chromoum heat-resistant steel excellent in toughness and having high cracking resistance and high creep strength in welded joint | Nakatsugu Abe, Haruo Suzuki, Hiroaki Tsukamoto, Moriyasu Nagae | 1992-05-26 |
| 5035754 | Heat treating method for high strength aluminum alloy | Tetsuo Sakiyama, Kuninori Minakawa | 1991-07-30 |
| 4983357 | Heat-resistant TiAl alloy excellent in room-temperature fracture toughness, high-temperature oxidation resistance and high-temperature strength | Shinji Mitao, Kuninori Minakawa | 1991-01-08 |
| 4736884 | Method for manufacturing high-strength clad steel plate excellent in corrosion resistance | Kazuaki Matsumoto, Masaharu Honda, Shigeyasu Matsumoto, Akira Tagane, Toru Izawa | 1988-04-12 |
| 4720307 | Method for producing high strength steel excellent in properties after warm working | Kazuaki Matsumoto, Hisatoshi Tagawa, Yoshitaka Yamasaki | 1988-01-19 |