Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5201457 | Process for manufacturing corrosion-resistant welded titanium alloy tubes and pipes | Shiroh Kitayama | 1993-04-13 |
| 5141566 | Process for manufacturing corrosion-resistant seamless titanium alloy tubes and pipes | Shiroh Kitayama | 1992-08-25 |
| 5141574 | Process of forming dispersions in titanium alloys by melting and precipitation | Wataru Takahashi, Yoshihito Sugimoto, Mutsuo Nakanishi, Minoru Okada | 1992-08-25 |
| 5068003 | Wear-resistant titanium alloy and articles made thereof | Wataru Takahashi, Yoshihito Sugimoto, Mutsuo Nakanishi, Minoru Okada | 1991-11-26 |
| 4991419 | Method of manufacturing seamless tube formed of titanium material | Atsuhiko Kuroda, Hiroki Kawabata, Tetsuya Nakanishi, Kazuhiro Nakajima, Shigemitsu Kimura | 1991-02-12 |
| 4950873 | Sheath heater | Hisao Fujikawa, Nobuyuki Maruyama, Shunichiro Akiyama | 1990-08-21 |
| 4859415 | Method of improving the resistance of Ti-based alloys to corrosion in deep-well environments | Shiro Kitayama, Tomio Nishikawa | 1989-08-22 |
| 4824373 | Swaged metal denture base | Minoru Okada, Tomio Nishikawa, Isamu Kato, Kazuyuki Nakano, Ryozo Isomura | 1989-04-25 |
| 4742324 | Sheath heater | Hisao Fujikawa, Nobuyuki Maruyama, Shunichiro Akiyama | 1988-05-03 |
| 4484956 | Process for producing heat-resistant ferritic stainless steel sheet | Hisao Fujikawa, Masao Koike, Junichiro Murayama, Shunichiro Akiyama | 1984-11-27 |