Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10202676 | Method for producing hot-dip Zn alloy-plated steel sheet | Atsuo Shimizu, Masanori Matsuno, Masaya Yamamoto | 2019-02-12 |
| 10167542 | Method for producing hot-dip Zn alloy-plated steel sheet | Atsuo Shimizu, Masanori Matsuno, Masaya Yamamoto | 2019-01-01 |
| 10161047 | Method for treating surface of zinc-aluminum-magnesium alloy-plated steel sheet | Yusuke Miura, Shintaro Nakamura, Tadashi Nakano, Masaya Yamamoto | 2018-12-25 |
| 10125414 | Method of producing hot-dip Zn alloy-plated steel sheet | Atsuo Shimizu, Masanori Matsuno, Masaya Yamamoto | 2018-11-13 |
| 9890461 | Chemical conversion coated plated steel sheet and method for producing same | Masanori Matsuno, Koichiro Ueda, Masaya Yamamoto | 2018-02-13 |
| 9863027 | Black-plated steel sheet | Tadashi Nakano, Masaya Yamamoto | 2018-01-09 |
| 9598759 | Method for producing black-plated steel sheet, and method for producing molded article of black-plated steel sheet | Tadashi Nakano, Masaya Yamamoto | 2017-03-21 |
| 9598773 | Method for producing black-plated steel sheet, and method for producing molded article of black-plated steel sheet | Tadashi Nakano, Masaya Yamamoto | 2017-03-21 |
| 9260786 | Chemical conversion coated plated steel sheet and method for producing same | Masanori Matsuno, Koichiro Ueda, Masaya Yamamoto | 2016-02-16 |
| 8895153 | Chemical conversion coated plated steel sheet and method for producing same | Masanori Matsuno, Koichiro Ueda, Masaya Yamamoto | 2014-11-25 |
| 7147934 | Chemically processed steel sheet excellent in corrosion resistance | Masaya Yamamoto, Mitsuo Asabuki, Shigeyasu MORIKAWA, Shinya Furukawa | 2006-12-12 |
| 6905041 | Fuel tank made from aluminum coated steel sheet | Masaya Yamamoto, Keiji Izumi, Shuntaro Sudo | 2005-06-14 |
| 6730414 | Chemically processed steel sheet excellent in corrosion resistance | Masaya Yamamoto, Mitsuo Asabuki, Shigeyasu MORIKAWA, Shinya Furukawa | 2004-05-04 |
| 6544666 | Chemically processed steel sheet improved in corrosion resistance | Kouichiro Ueda, Shigeyasu MORIKAWA, Tadashi Nakano, Yasumi Ariyoshi, Keiji Izumi +1 more | 2003-04-08 |
| 6329067 | Chromating solution and chromated metal sheet | Yukio Uchida, Shinya Furukawa | 2001-12-11 |
| 6190464 | Chromating solution and chromated metal sheet | Yukio Uchida, Shinya Furukawa | 2001-02-20 |