Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331408 | Surface-treated steel sheet | Atsuo Shimizu, Yoshikatsu NISHIDA, Shin Ueno | 2025-06-17 |
| 11965249 | Surface-treated metal material | Kiyokazu Ishizuka, Kohei Tokuda, Mamoru Saito, Yasuto Goto, Ikumi TOKUDA | 2024-04-23 |
| 11091839 | Surface-treated steel sheet and method for producing surface-treated steel sheet | Kunihiko TOSHIN, Kohei Ueda, Atsushi Morishita | 2021-08-17 |
| 10738384 | Surface-treated steel sheet for fuel tanks | Taihei Kaneto, Masahiro Fuda, Hironori Sato, Natsuko Sugiura, Yuji Yamaguchi | 2020-08-11 |
| 8906512 | Metal material having excellent corrosion resistance | Noriyuki Kooka | 2014-12-09 |
| 8475930 | Composite coated metal sheet, treatment agent and method of manufacturing composite coated metal sheet | Hiroshi Kajiro | 2013-07-02 |
| 7883616 | Metal oxide and/or metal hydroxide coated metal materials and method for their production | Tsutomu Sugiura | 2011-02-08 |
| 7682706 | Precoated metal sheet with little affect on environment | Koki Tanaka, Hiromasa Nomura, Yuji Kubo, Takeshi Hamada | 2010-03-23 |
| 7608337 | Chemical conversion-treated metal plate | Koki Tanaka, Masao Kimura, Hiromasa Nomura | 2009-10-27 |
| 7141229 | Graphite material for negative pole of lithium secondary battery, method of manufacturing the graphite material, and lithium secondary battery | Yoichi Kawano, Tetsusei Fukuda, Tsutomu Sugiura, Takeshi Hamada, Taro Kohno | 2006-11-28 |
| 6555272 | Lithium secondary battery and active material for negative electrode in lithium secondary battery | Kimihito Suzuki, Takeshi Hamada, Taro Kono, Tsutomu Sugiura | 2003-04-29 |
| 6254980 | Metallic sheet having rust-preventive organic coating thereon, process for the production thereof and treating fluid therefor | Kenichiro Tadokoro, Tadashi Sakon, Ikuo Jitsuhara, Makoto Yamasaki | 2001-07-03 |
| 6200672 | Surface-treated metal plate and metal surface treating fluid | Kenichiro Tadokoro, Masao Sakashita | 2001-03-13 |
| 6190780 | Surface treated metal material and surface treating agent | Masao Sakashita, Tadashi Sakon, Kenichiro Tadokoro, Yoshihiro Kaneda | 2001-02-20 |
| 5897948 | Surface-treated steel sheet with resin-based chemical treatment coating and process for its production | Tadashi Sakon, Ikuo Jitsuhara, Kenichiro Tadokoro, Maki Sekoguchi, Makoto Yamazaki | 1999-04-27 |