Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562157 | Manufacturing process of nickel-based alloy having improved high temperature sulfidation-corrosion resistance | Toshiaki Nonomura, Takehiro Ohno, Hiroshi Yakuwa, Matsuho Miyasaka, Shuhei Nakahama +1 more | 2003-05-13 |
| 6538855 | Magneto-resistive thin film magnetic head preventing entry of unnecessary magnetic flux and having good reproduction characteristics | Akira Nakamura, Morio Kondo, Norio Hasegawa, Yasuhiko Shinjo, Kenji Machida +3 more | 2003-03-25 |
| 6447624 | Manufacturing process of nickel-based alloy having improved hot sulfidation-corrosion resistance | Toshiaki Nonomura, Takehiro Ohno, Hiroshi Yakuwa, Matsuho Miyasaka, Shuhei Nakahama +1 more | 2002-09-10 |
| 6344095 | Low-thermal expansion cast steel with excellent machinability | Masahide Kawabata | 2002-02-05 |
| 6289162 | High-speed image reproduction method and apparatus | Keigo Majima | 2001-09-11 |
| 5714114 | High hardness martensitic stainless steel with good pitting corrosion resistance | — | 1998-02-03 |
| 5502350 | Shadow mask support member having high strength and thermal deformation resistant low-expansion alloy plate and high expansion alloy plate and method of producing the same | Koji Sato, Shuichi Nakamura | 1996-03-26 |
| 5459621 | Method and apparatus for rotary-head type signal recording and reproducing of digital video/audio signals | Shiro Tsuji, Kunio Suesada, Tadashi Nakayama | 1995-10-17 |
| 5414566 | Apparatus and method for generating high speed dubbing signal | Yoshinobu Oba, Hideo Oshima | 1995-05-09 |
| 5358577 | High strength and high toughness martensitic stainless steel and method of manufacturing the same | Rikizo Watanabe, Nobuhito Nakama | 1994-10-25 |
| 5288347 | Method of manufacturing high strength and high toughness stainless steel | Rikizo Watanabe, Nobuhito Nakama | 1994-02-22 |
| 5267099 | Digital signal recording/reproducing system | Mikio Fujiwara, Sigekazu Togashi, Yasunori Kawakami, Hotaka Minaguchi | 1993-11-30 |
| 5096664 | Alloys having excellent erosion resistance and stress corrosion cracking resistance | Rikizo Watanabe | 1992-03-17 |
| 4988999 | Digital modulation method | Hotaka Minaguchi, Yoshinobu Oba | 1991-01-29 |
| 4882124 | Alloys having excellent erosion resistance | Rikizo Watanabe | 1989-11-21 |