Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10723850 | Polymer film, waterproof sound-permeable membrane, waterproof sound-permeable member, electronic device, electronic device case, waterproof sound transmission structure, waterproof gas-permeable membrane, waterproof gas-permeable member, waterproof ventilation structure, suction sheet, method for holding workpiece by suction on suction unit, method for producing ceramic capacitor, optical film, optical member, and composition | Satoru Furuyama, Masaaki Mori, Yozo Nagai, Yuuzou MURAKI, Hajime Yamamoto | 2020-07-28 |
| 9877094 | Waterproof sound-permeable membrane and electronic device | Masaaki Mori | 2018-01-23 |
| 8920916 | Sliding member and method of producing the same | Katsuki Tsukamoto | 2014-12-30 |
| 8414999 | Suction sheet | — | 2013-04-09 |
| 8283088 | Silane crosslinked structure-introduced fuel-cell polymer electrolyte membrane and fuel-cell electrode assembly having the same | Masaru Yoshida, Masaharu Asano, Jinhua Chen, Yasunari Maekawa, Yozo Nagai +1 more | 2012-10-09 |
| 8241770 | Process or producing hybrid ion-exchange membranes comprising functional inorganics and graft polymer and electrolyte membranes for use in fuel cells comprising the hybrid ion-exchange membranes | Masaru Yoshida, Tetsuya Yamaki, Masaharu Asano, Yousuke Morita, Soji Nishiyama +1 more | 2012-08-14 |
| 8133635 | Electrolyte membrane | — | 2012-03-13 |
| 8129074 | Crosslinked nano-inorganic particle/polymer electrolyte membrane for membrane electrode assembly | Jinhua Chen, Masaru Yoshida, Masaharu Asano, Tetsuya Yamaki, Soji Nishiyama +1 more | 2012-03-06 |
| 7993793 | Process for producing polymer electrolyte membranes for fuel cells, polymer electrolyte membranes for fuel cells produced by the process, and fuel cell membrane-electrode assemblies using the membranes | Masaru Yoshida, Masaharu Asano, Jinhua Chen, Yasunari Maekawa, Yozo Nagai +1 more | 2011-08-09 |
| 7919537 | Methods for producing a polymer electrolyte membrane having improved oxidation resistance | Yozo Nagai, Soji Nishiyama, Tetsuya Yamaki, Masaharu Asano, Masaru Yoshida | 2011-04-05 |
| 7803846 | Highly durable polymer electrolytic membrane for a fuel cell having a cross-linked structure | Masaru Yoshida, Masaharu Asano, Tetsuya Yamaki, Soji Nishiyama, Yozo Nagai | 2010-09-28 |
| 7785726 | Process for producing hybrid ion-exchange membranes comprising functional inorganics and graft polymer and electrolyte membranes for use in fuel cells comprising the hybrid ion-exchange membranes | Masaru Yoshida, Tetsuya Yamaki, Masaharu Asano, Yousuke Morita, Soji Nishiyama +1 more | 2010-08-31 |
| 7482388 | Polymer electrolyte membrane having excellent durability | Soji Nishiyama, Yozo Nagai | 2009-01-27 |
| 6284565 | Method of resin-encapsulating semiconductor chip and mold-releasing film used for the method | Kenji Sato, Mitsuo Iimura | 2001-09-04 |
| 6270879 | Release member for use in producing a multi-layer printed wiring board | Kenji Sato, Mitsuo Iimura | 2001-08-07 |
| 6152374 | Method for renting fabric articles and data code-printed sheet | Junichi Moriyama, Katsuya Kume, Hidetoshi Itou | 2000-11-28 |
| 5558682 | Process for producing a wind-type alkaline secondary battery | Masakatsu Urairi, Kenji Matsumoto, Toshihiko Shinomura, Hiroyuki Iida, Kazunori Kawamura +2 more | 1996-09-24 |