Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12002988 | Porous film including porous base and porous layer having inorganic particles and resin particles containing fluoro (meth)acrylate-containing or silicon-containing polymer, separator for secondary batteries, and secondary battery | Nobuyasu Kai, Keiichi Kamon | 2024-06-04 |
| 11742514 | Porous film, separator for secondary batteries, and secondary battery | Kei Ikoma, Nobuyasu Kai | 2023-08-29 |
| 11637351 | Porous film, separator for rechargeable battery, and rechargeable battery | Nobuyasu Kai, Kei Ikoma | 2023-04-25 |
| 10950914 | Porous film, separator for secondary batteries, and secondary battery | Nobuyasu Kai, Kei Ikoma | 2021-03-16 |
| 10777796 | Secondary battery separator and secondary battery | Nobuyasu Kai | 2020-09-15 |
| 10751980 | Multilayer film | Atsushi Sawamoto, Masanori Sueoka, Kazuma Matsui, Kohei Sato, Junji Michizoe +1 more | 2020-08-25 |
| 10305143 | Polymer-ion-permeable membrane, composite-ion-permeable membrane, battery electrolyte membrane, and electrode composite | Atsushi Sawamoto, Dai Nishimura | 2019-05-28 |
| 10173179 | Polymer-ion-permeable membrane, composite-ion-permeable membrane, battery electrolyte membrane, and electrode composite | Atsushi Sawamoto, Dai Nishimura | 2019-01-08 |
| 10044017 | Aromatic polyamide porous film, separator for battery, and battery | Atsushi Sawamoto, Kenta Nishibara | 2018-08-07 |
| 8859648 | Retardation film and polyester resin for optical use | Hideki Moriyama, Shigetoshi Maekawa, Jun Sakamoto, Masahiro Kimura, Risa Taniguchi | 2014-10-14 |
| 8815384 | Aromatic polyamide porous film and separator for capacitor or battery using the same | Atsushi Sawamoto, Kenta Nishibara | 2014-08-26 |
| 8477267 | Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing film | Katsuya Fujisawa, Tokuo Ikari, Kazuo Genda, Atsushi Kumano, Noboru Oshima +12 more | 2013-07-02 |
| 8153753 | Alicyclic or aromatic polyamides, polyamide films, optical members made by using the same, and polyamide copolymers | Hideki Moriyama | 2012-04-10 |
| 7866487 | Aromatic polyamide porous film, process for producing the same and secondary battery | Masanori Sueoka, Kenta Nishihara | 2011-01-11 |
| 7868102 | Method for producing a film of an aromatic amide oxadiazole polymer containing an oxadiazole structure and the film so produced | Hideki Moriyama | 2011-01-11 |
| 7852435 | Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing film | Katsuya Fujisawa, Tokuo Ikari, Kazuo Genda, Atsushi Kumano, Noboru Oshima +12 more | 2010-12-14 |
| 7531252 | Film and magnetic-recording medium using the same | Masanori Sueoka | 2009-05-12 |
| 7511112 | Aromatic polymer, film, electrolyte membrane and separator | Hideki Moriyama | 2009-03-31 |
| RE40039 | Aromatic polyamide resin moldings, production methods thereof, and magnetic recording medium produced therefrom | Masanori Sueoka, Toshihiro Tsuzuki | 2008-01-29 |
| 6797381 | Highly size-stabilized polymer film and magnetic recording medium using the film | Toshiya Ieki, Yuuichi Nakajima | 2004-09-28 |
| 6468628 | Magnetic recording medium | Masanori Sueoka, Nobuaki Ito | 2002-10-22 |
| 6368722 | Laminated film and process | Takashi Mimura, Yasushi Takada, Hiroyuki Tanaka | 2002-04-09 |
| 6358619 | Aromatic polyamide film and magnetic recording medium using it | Masanori Sueoka, Mitsuhiro Horiuchi | 2002-03-19 |
| 6274220 | Aromatic polyamide resin moldings, production methods thereof, and magnetic recording medium produced therefrom | Masanori Sueoka, Toshihiro Tsuzuki | 2001-08-14 |
| 6010765 | Aromatic polyamide film | Kazumasa Yoneyama, Nobuaki Ito | 2000-01-04 |