Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10640859 | Production method of rolled sheet for cold-rolling, and production method of pure titanium sheet | Kazuya Kimijima, Masanori Kobayashi, Tohru Shiogama, Keitaro Tamura | 2020-05-05 |
| 10017881 | Polyacrylonitrile-based copolymer, polyacrylonitrile-based precursor fiber for carbon fiber, carbon fiber bundles, process for producing stabilized fiber bundles, and process for producing carbon fiber bundles | Yusuke Shinmen, Norifumi Hirota, Naoki Aoyama, Naomasa Matsuyama, Takeshi Nii +2 more | 2018-07-10 |
| 9802177 | Metal adsorption acrylic fiber, non-woven fabric, sheet-like product, and uses thereof as metal adsorbent | Yukio ONOHARA, Tatsuhiko Inagaki, Masahiro Ootsubo, Hideaki Kobayashi | 2017-10-31 |
| D799012 | Heat exchanger tube | Keitaro Tamura, Yoshio Itsumi, Hideto Oyama | 2017-10-03 |
| 9656313 | Original plate material for heat-exchanging plate, and method for fabricating original plate material for heat-exchanging plate | Akio Okamoto, Yoshio Itsumi, Akihisa Fujita | 2017-05-23 |
| D776801 | Heat exchanger tube | Keitaro Tamura, Yoshio Itsumi, Hideto Oyama | 2017-01-17 |
| D763804 | Plate for heat exchanger | Kazuki Sakamoto, Akio Okamoto, Yoshio Itsumi, Hideto Oyama, Keitaro Tamura | 2016-08-16 |
| D757662 | Plate for heat exchanger | Akio Okamoto, Yoshio Itsumi, Hideto Oyama, Keitaro Tamura, Kazuki Sakamoto | 2016-05-31 |
| 8753752 | Metal plate for heat exchange and method for manufacturing metal plate for heat exchange | Akio Okamoto | 2014-06-17 |
| 7736396 | Hair dyeing composition | Masaki Fukuhara, Takafumi Nishi | 2010-06-15 |
| 7582124 | Hair dyeing composition | Masaki Fukuhara, Takafumi Nishi | 2009-09-01 |
| 6733881 | Acrylic fiber and a manufacturing process therefor | Yukio Kasabo, Katsuhiko Ikeda, Yoshihiko Mishina, Ryo Ochi | 2004-05-11 |
| 6696156 | Acrylic fiber and a manufacturing process therefor | Yukio Kasabo, Katsuhiko Ikeda, Yoshihiko Mishina, Ryo Ochi | 2004-02-24 |
| 6610403 | Acrylonitrile-based synthetic fiber and method for production thereof | Yukio Kasabo, Katsuhiko Ikeda, Yoshihiko Mishina, Ryo Ochi | 2003-08-26 |
| 6551705 | Chitosan-containing acrylic fibers and process for preparing the same | Hiroaki Ohnishi, Yoshihiro Nishihara, Hiroshi Hosokawa, Seizo Oishi, Masako Iwamoto +4 more | 2003-04-22 |
| 6524508 | Process of making chitosan-containing acrylic fibers | Hiroaki Ohnishi, Yoshihiro Nishihara, Hiroshi Hosokawa, Seizo Oishi, Masako Iwamoto +4 more | 2003-02-25 |
| 6060626 | Fluorine-containing ether compound | Eiko Tamura, Shinji Yano, Hisakazu Furugaki | 2000-05-09 |
| 6011071 | Ether compound and process for producing the same | Hisakazu Furugaki, Katsumi Kita, Hideharu Morimoto, Mitsuru Uno, Yasushi Kajihara | 2000-01-04 |
| 6002048 | Fluorine-containing ether compound and gelling agent containing the same | Eiko Tamura, Shinji Yano, Hisakazu Furugaki | 1999-12-14 |
| 5914430 | Process for producing ether compound | Hisakazu Furugaki, Katsumi Kita, Mitsuru Uno, Eiko Tamura, Hiromasa Matsumoto | 1999-06-22 |
| 5096621 | Detergent composition containing di-long chain alkyl amine oxides | Masaki Tosaka, Noriyuki Morii, Katsuhiko Deguchi | 1992-03-17 |