Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9617886 | Exhaust gas catalyst, method for the production of carrier, method for the production of exhaust gas catalyst, and apparatus for treating exhaust gas | Masao Watanabe, Akira Morikawa, Takuto Hirose | 2017-04-11 |
| 9297288 | Exhaust purification system for internal combustion engine | Mayuko Osaki, Kazutoshi Akashi, Masao Watanabe, Takeshi Nobukawa | 2016-03-29 |
| 9005558 | Method and apparatus for exhaust gas control of an internal combustion engine | Masao Watanabe, Keisuke Kishita, Noboru Otake, Akira Morikawa, Takuto Hirose +1 more | 2015-04-14 |
| 8604133 | Graft copolymer and process for producing the same | Mitsuru Higa | 2013-12-10 |
| 8329766 | Functional membrane and production method thereof, and electrolyte membrane for use in fuel cell and production method thereof | Toshiya Saito, Misaki Kobayashi, Masaru Yoshida, Tetsuya Yamaki, Masaharu Asano | 2012-12-11 |
| 8173325 | Functional membrane and electrolyte membrane for fuel cells and method for producing the same | Misaki Kobayashi, Toshiya Saito, Masaru Yoshida, Masaharu Asano, Tetsuya Yamaki | 2012-05-08 |
| 8101668 | Graft polymer | Mitsuru Higa | 2012-01-24 |