Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11760887 | Titanium material | Kiyonori Tokuno, Takao Wada, Mitsuyuki Hasegawa, Kazuo Yamagishi, Mitsuru Nakayama | 2023-09-19 |
| 9885102 | Colored pure titanium or titanium alloy having low susceptibility to discoloration in atmospheric environment | Kiyonori Tokuno, Takao Wada, Mitsuyuki Hasegawa, Kazuo Yamagishi | 2018-02-06 |
| 8865612 | Titanium-based material having visible light response and excellent in photocatalytic activity and method of production of same | Kiyonori Tokuno, Hiroshi Shimizu, Kazuo Yamagishi, Asami Shimomura, Mituyuki Hasegawa +1 more | 2014-10-21 |
| 8785031 | Polymer electrolyte fuel cell separator made of pure titanium or titanium alloy and method of production of same | Kazuhiro Takahashi, Kiyonori Tokuno, Hiroshi Kihira, Wataru Hisada | 2014-07-22 |
| 8603268 | Titanium material for solid polymer fuel cell separator having low contact resistance and method of production of same | Kazuhiro Takahashi, Kiyonori Tokuno, Hiroshi Kihira, Koki Tanaka | 2013-12-10 |
| 8361676 | Solid polymer type fuel cell separator and method of production of same | Koki Tanaka, Youichi Ikematsu, Hiroshi Kihira, Wataru Hisada, Tamotsu Itoh | 2013-01-29 |
| 8352571 | Apparatus and method for data transmission | — | 2013-01-08 |
| 8304141 | Stainless steel, titanium, or titanium alloy solid polymer fuel cell separator and its method of production and method of evaluation of warp and twist of separator | Hiroshi Kihira, Mitsuharu Yamagata, Koki Tanaka, Yoichi Ikematsu, Yoichi Matsuzaki +3 more | 2012-11-06 |
| 8182961 | Solid polymer type fuel cell separator and method of production of same | Koki Tanaka, Youichi Ikematsu, Hiroshi Kihira, Wataru Hisada, Tamotsu Itoh | 2012-05-22 |
| 8114527 | Highly corrosion-resistant, rust-prevention coating material, highly corrosion-resistant steel, and steel structure | Makoto Nagasawa, Minoru Ito, Kenji Katoh, Shiro Imai, Masatoshi Kominami +2 more | 2012-02-14 |
| 8105699 | Zn alloy particles for high corrosion resistance rust protection paint, method of production of particles, high corrosion resistance rust protection paint containing particles, high corrosion resistance steel material coated with paint, and steel structure having steel material | Kenji Katoh, Makoto Nagasawa, Minoru Ito, Shiro Imai, Masatoshi Kominami +2 more | 2012-01-31 |
| 7807281 | Stainless steel, titanium, or titanium alloy solid polymer fuel cell separator and its method of production and method of evaluation of warp and twist of separator | Hiroshi Kihira, Mitsuharu Yamagata, Koki Tanaka, Yoichi Ikematsu, Yoichi Matsuzaki +3 more | 2010-10-05 |
| 7803462 | Titanium materials with coating layer, laminated glass using the same and methods of manufacturing the same | Takehiro Takahashi, Hiroshi Osawa, Hiroshi Kanai | 2010-09-28 |
| 7613788 | Apparatus and method for data transmission | — | 2009-11-03 |
| 7594973 | Titanium material less susceptible to discoloration and method for production thereof | Kazuhiro Takahashi, Teruhiko Hayashi, Kiyonori Tokuno, Junichi Tamenari, Kinichi Kimura | 2009-09-29 |
| 7547671 | Discoloration removal cleaning agent for titanium and titanium alloy building materials, and discoloration removal cleaning method | Kiyonori Tokuno, Hiroshi Shimizu, Takateru Dekura | 2009-06-16 |
| 6953062 | Fuel tank or fuel pipe excellent in corrosion resistance and method for producing the same | Shunji Sakamoto, Akihiko Takahashi, Toshio Tanoue, Kenji Kato, Naoto Ono +1 more | 2005-10-11 |
| 6940812 | APPARATUS AND METHOD FOR TRANSMITTING CONSTANT BIT RATE DATA CELLS, CONTROLLING TRANSMISSION OF DATA CELLS TO PREVENT HEAD DATA CELLS FROM BEING SENT OUT THROUGH THE CONTINUOUS SLOTS OF THE TRANSMISSION CYCLE | — | 2005-09-06 |
| 6863987 | Titanium resistant to discoloration in atmospheric environment and process of production of same | Teruhiko Hayashi, Kazuhiro Takahashi, Kiyonori Tokuno, Junichi Tamenari, Kinichi Kimura +2 more | 2005-03-08 |