AS

Akinari Sugiyama

DI Daikin Industries: 15 patents #186 of 2,957Top 7%
KC Kyosan Denki Co.: 9 patents #3 of 129Top 3%
DE Denso: 2 patents #4,986 of 11,792Top 45%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
OU Osaka University: 1 patents #681 of 1,984Top 35%
Overall (All Time): #167,797 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
12414475 Piezoelectric film having a vinylidenefluoride/tetrafluoroethylene copolymer film Tetsuhiro Kodani, Saori SAKAMI, Shinya BITOU, Takashi Kanemura 2025-09-09
12391797 Fluoropolyether group containing compound and method for producing the same Kentarou Hiraga, Fumihiko Yamaguchi, Takashi Nomura, Shouta Shibutani, Shingo OKUNO 2025-08-19
12263730 Control valve for fuel tank Takashi Fukumitsu, Makoto Iwase, Hidekazu Fukuoka 2025-04-01
11511620 Ventilation control valve for fuel tank Yuusuke Mukasa, Takuya Tadokoro 2022-11-29
11198749 Polymer material Akira Harada, Hiroyasu Yamaguchi, Yoshinori Takashima, Suguru Nomimura, Hikaru Aramoto +6 more 2021-12-14
11193026 Silane compound containing perfluoro (poly)ether group Hisashi Mitsuhashi, Takashi Nomura 2021-12-07
10967733 Fuel shutoff valve 2021-04-06
10670161 Vent control valve for fuel tank Yusuke Mukasa 2020-06-02
10563070 Silane compound containing perfluoro(poly)ether group Hisashi Mitsuhashi, Takashi Nomura 2020-02-18
10525821 Vent control valve for fuel tank Yusuke Mukasa, Nobuharu Muto 2020-01-07
10054088 Fuel supply device Yutaka Niwa, Hideto Takahashi, Tetsuro Okazono, Hironobu Oki, Akihiro Ishitoya 2018-08-21
10024282 Fuel supply device Yutaka Niwa, Hideto Takahashi, Tetsuro Okazono, Hironobu Oki, Akihiro Ishitoya 2018-07-17
9915234 Valve structure and fuel supply device Akihiro Ishitoya, Yutaka Niwa 2018-03-13
9803594 Fuel supply device Akihiro Ishitoya, Akihiro Kimura 2017-10-31
9745493 Surface treatment composition and article obtained using same Shinsuke Ohshita, Tomohiro Yoshida, Kaori Ozawa 2017-08-29
8969437 Compound, method for producing the same and method for producing fluoropolymer Nobuhiko Tsuda 2015-03-03
8420872 Process for preparing fluorine-containing propene by gas-phase fluorination Masatoshi Nose, Atsushi Suzuki 2013-04-16
8399703 Compound, method for producing the same and method for producing fluoropolymer Nobuhiko Tsuda 2013-03-19
8344191 Process for preparing 2,3,3,3-tetrafluoropropene Masatoshi Nose, Daisuke KARUBE, Takashi Shibanuma, Takehiro Chaki 2013-01-01
8080696 Method for producing olefin Takehiro Chaki 2011-12-20
7985877 Carboxylic acid compound, use thereof, and process for producing the same Tatsuya Ohtsuka, Yoshihiro Yamamoto, Yoshichika Kuroki, Atsushi Suzuki 2011-07-26
7692048 Method for producing fluorine-containing halide Kazuyoshi Ichihara, Noriyuki Shinoki, Toshiya Mantani, Masahiro Kondou 2010-04-06
7005545 Process for producing fluorinated fluorosulfonylalkyl vinyl ether Tatsuya Ohtsuka, Kazuyoshi Ichihara, Toshiya Mantani 2006-02-28
6903236 Process for producing fluorocarboxylic anhydride Takashi Shibanuma 2005-06-07