Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9587297 | Ferritic stainless steel excellent in corrosion resistance and conductivity and method for manufacturing the same, separator of proton-exchange membrane fuel cell and proton-exchange membrane fuel cell | Tomohiro Ishii, Shin Ishikawa | 2017-03-07 |
| 9279172 | Heat-resistance ferritic stainless steel | Yasushi Kato, Norimasa Hirata, Tetsuyuki Nakamura, Hiroki Ota | 2016-03-08 |
| 9273382 | Stainless steel foil and catalyst carrier for exhaust gas purifying device using the foil | Akito Mizutani, Kunio Fukuda, Shin Ishikawa, Atsutaka Honda, Yasuhiro Yamaguchi +4 more | 2016-03-01 |
| 9157137 | Ferritic stainless steel excellent in oxidation resistance | Tetsuyuki Nakamura, Hiroki Ota | 2015-10-13 |
| 9130199 | Stainless steel for fuel cell having good corrosion resistance and method for producing the same | Shinsuke Ide, Tomohiro Ishii, Naoki Nishiyama, Shin Ishikawa, Noriko Makiishi | 2015-09-08 |
| 8852361 | Stainless steel sheet with excellent heat and corrosion resistances for brake disk | Junichiro Hirasawa, Osamu Furukimi | 2014-10-07 |
| 8657971 | Brake disk excellent in temper softening resistance and toughness | Junichiro Hirasawa, Osamu Furukimi | 2014-02-25 |
| 8607941 | Steel sheet for brake disc, and brake disc | Katsuhisa Yamauchi, Mitsuyuki Fujisawa, Yasushi Kato, Hiroki Ota, Hideya Furusawa | 2013-12-17 |
| 8440029 | Stainless steel having good conductivity and ductility for use in fuel cell and method for producing the same | Shinsuke Ide, Atsutaka Honda, Shin Ishikawa | 2013-05-14 |
| 8383034 | Ferritic stainless steel sheet for water heater excellent in corrosion resistance at welded part and steel sheet toughness | Kunio Fukuda, Yoshimasa Funakawa, Shuji Okada, Toshihiro Kasamo, Katsuhiro Kobori +1 more | 2013-02-26 |
| 8357247 | Martensitic stainless steel for disk brakes | Junichiro Hirasawa, Yoshihiro Ozaki, Osamu Furukimi | 2013-01-22 |
| 8333849 | Low-carbon martensitic chromium-containing steel | Katsuhisa Yamauchi, Yasushi Kato, Takako Yamashita | 2012-12-18 |
| 8153055 | Ferritic stainless steel with excellent heat resistance | Tetsuyuki Nakamura, Hiroki Ota, Yasushi Kato | 2012-04-10 |
| 8152937 | Ferritic stainless steel sheet having superior sulfuric acid corrosion resistance and method for manufacturing the same | Tomohiro Ishii, Yoshimasa Funakawa, Masayuki Ohta | 2012-04-10 |
| 7819991 | Ferritic stainless steel sheet for raw material pipe for bellows pipe | Yasushi Kato, Yoshihiro Ozaki, Osamu Furukimi, Norimasa Hirata | 2010-10-26 |
| RE40950 | Ferritic stainless steel plate | Hiroki Ota, Yasushi Kato, Susumu Satoh | 2009-11-10 |
| 7572407 | Martensitic stainless steel sheet and method for making the same | Junichiro Hirasawa, Osamu Furukimi | 2009-08-11 |
| 7429302 | Stainless steel sheet for welded structural components and method for making the same | Junichiro Hirasawa, Osamu Furukimi | 2008-09-30 |
| 7294212 | High-strength stainless steel material in the form of a wheel rim and method for manufacturing the same | Junichiro Hirasawa, Osamu Furukimi | 2007-11-13 |
| 6737018 | Corrosion-resistant chromium steel for architectural and civil engineering structural elements | Hiroki Ota, Junichiro Hirasawa, Osamu Furukimi | 2004-05-18 |
| 6645324 | Method of manufacturing a ferritic stainless steel plate | Norimasa Hirata, Takeshi Yokota, Yasushi Kato, Susumu Satoh | 2003-11-11 |
| 6500280 | Ferritic Cr-containing steel sheet having excellent ductility, formability, and anti-ridging properties | Hiroki Ota, Yasushi Kato, Susumu Satoh | 2002-12-31 |
| 6458221 | Ferritic stainless steel plate | Hiroki Ota, Yasushi Kato, Susumu Satoh | 2002-10-01 |
| 6419878 | Fe-Cr alloy having excellent initial rust resistance, workability and weldability | Yoshihiro Yazawa, Susumu Satoh, 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, Susumu Satoh | 2002-07-02 |