Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40950 | Ferritic stainless steel plate | Hiroki Ota, Yasushi Kato, Takumi Ujiro | 2009-11-10 |
| 6884388 | Low carbon martensitic stainless steel and method for production thereof | Yoshihiro Ozaki, Toshimitsu Nagaya, Atsushi Miyazaki, Mineo Muraki, Setsuo Kakihara +1 more | 2005-04-26 |
| 6835466 | Alloyed galvanized steel plate having excellent slidability | Kyoko Fujimoto, Makoto Shimura, Yoichi Tobiyama | 2004-12-28 |
| 6719855 | Fe—cr—al based alloy foil and method for producing the same | Kunio Fukuda, Kazuhide Ishii, Takeshi Fujihira, Akira Kawaharada | 2004-04-13 |
| 6645324 | Method of manufacturing a ferritic stainless steel plate | Norimasa Hirata, Takeshi Yokota, Yasushi Kato, Takumi Ujiro | 2003-11-11 |
| 6609266 | Wiper motor | Hiroyuki Satoh | 2003-08-26 |
| 6521056 | Ferritic stainless steel sheet having superior workability at room temperatures and mechanical characteristics at high temperatures | Mineo Muraki, Junichiro Hirasawa, Atsushi Miyazaki | 2003-02-18 |
| 6500280 | Ferritic Cr-containing steel sheet having excellent ductility, formability, and anti-ridging properties | Hiroki Ota, Yasushi Kato, Takumi Ujiro | 2002-12-31 |
| 6458221 | Ferritic stainless steel plate | Hiroki Ota, Yasushi Kato, Takumi Ujiro | 2002-10-01 |
| 6426039 | Ferritic stainless steel | Junichiro Hirasawa, Atsushi Miyazaki, Mineo Muraki | 2002-07-30 |
| 6419878 | Fe-Cr alloy having excellent initial rust resistance, workability and weldability | Yoshihiro Yazawa, Takumi Ujiro, Hiroki Ota | 2002-07-16 |
| 6413332 | Method of producing ferritic Cr-containing steel sheet having excellent ductility, formability, and anti-ridging properties | Hiroki Ota, Yasushi Kato, Takumi Ujiro | 2002-07-02 |
| 6391253 | Stainless steel having excellent antibacterial property and method for producing the same | Misako Tochihara, Takeshi Yokoto, Sadao Hasuno | 2002-05-21 |
| 6383309 | Ferritic stainless steel plate | Norimasa Hirata, Takeshi Yokota, Yasushi Kato, Takumi Ujiro | 2002-05-07 |
| 6312533 | Stainless steel material with excellent antibacterial property and process for producing the same | Takeshi Yokota, Kenji Takao, Haruhiko Ishizuka, Masaharu Ikeda | 2001-11-06 |
| 6306341 | Stainless steel product having excellent antimicrobial activity and method for production thereof | Takeshi Yokota, Misako Tochihara, Sadao Hasuno | 2001-10-23 |
| 6217679 | Method for producing chromium-containing hot rolled steel strip | Masaaki Kohno, Kunio Fukuda, Kazuhide Ishii, Hiroshi Yaginuma, Takumi Ujiro | 2001-04-17 |
| 6180162 | Method of producing antimicrobial metal articles and antimicrobial metal articles produced by the method | Keijiro Shigeru, Yoshitomo Inoue, Takeshi Yokota, Misako Tochihara | 2001-01-30 |
| 6168756 | Highly corrosion-resistant chromium-containing steel with excellent oxidation resistance and intergranular corrosion resistance | Junichiro Hirasawa, Atsushi Miyazaki, Kazuhide Ishii, Haruhiko Ishizuka | 2001-01-02 |
| 6149744 | Method of making austenitic stainless steel sheet | Kunio Fukuda, Takumi Ujiro, Masaaki Kohno, Masahiro Yoshioka, Shinji Yamazaki | 2000-11-21 |
| 6113710 | Ferritic stainless steel plate excellent in deep drawability and anti-ridging property and production method thereof | Yasushi Kato, Takumi Ujiro | 2000-09-05 |
| 6074493 | Method of continuously carburizing metal strip | Tsuguhiko Nakagawa, Koushi Kuramoto, Nobuaki Hanazono, Jun Morozumi, Susumu Okada | 2000-06-13 |
| 5978124 | Light emitting control apparatus and optical transmitter | Eiji Maekawa, Kuniaki Motoshima, Tadayoshi Kitayama | 1999-11-02 |
| 5948181 | Hot-rolled stainless steel strip and method for producing the same | Masaaki Kohno, Kazuhide Ishii, Kunio Fukuda, Takumi Ujiro | 1999-09-07 |
| 5851316 | Ferrite stainless steel sheet having less planar anisotropy and excellent anti-ridging characteristics and process for producing same | Yoshihiro Yazawa, Takumi Ujiro, Shintaro Kumazawa, Makoto Kobayashi, Masayuki KASAI | 1998-12-22 |