TF

Takao Fukunaga

EX Exedy: 11 patents #23 of 223Top 15%
DS Daikin Seisakusho: 10 patents #13 of 126Top 15%
FC Furukawa Electric Co.: 4 patents #473 of 2,370Top 20%
HI Harima Chemicals, Incorporated: 4 patents #14 of 188Top 8%
EC Eliiy Power Co.: 3 patents #6 of 27Top 25%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
DC Daikin Clutch: 2 patents #6 of 22Top 30%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
MA Mazda: 1 patents #5 of 27Top 20%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
NO Nok: 1 patents #382 of 725Top 55%
SC Sumitomo Osaka Cement Co.: 1 patents #199 of 327Top 65%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
Overall (All Time): #96,710 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDate
12347866 Lithium ion secondary battery and production method thereof Kei Shimamoto, Hideyuki Sugiyama, Wataru Masuda, Hiroki Fujita, Munetaka HIGUCHI 2025-07-01
11652202 Positive electrode for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery Tomitaro Hara, Yusuke Kuzushima 2023-05-16
11209269 Inclination angle detection apparatus and auto levelizer Wataru Tsujita, Tsutomu Asahina 2021-12-28
11135965 Optical axis control apparatus for headlight Wataru Tsujita 2021-10-05
10147977 Non-aqueous electrolyte secondary battery and method for producing non-aqueous electrolyte secondary battery Tomitaro Hara, Yusuke Kazushima 2018-12-04
9991503 Method for producing non-aqueous electrolyte secondary battery Tomitaro Hara, Yusuke Kazushima 2018-06-05
9960416 Positive electrode for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery and battery module Tomitaro Hara, Takayasu Iguchi, Takao Kitagawa, Yoshitaka Yamamoto 2018-05-01
9562619 Safety valve Makoto Kojima, Sogo Goto 2017-02-07
7454902 Torque converter Yasunori Kunisaki 2008-11-25
7444807 Torque converter Yukihisa Tsuzuki, Tomohiro Tasaka 2008-11-04
7401688 Torque converter Tomohiro Tasaka 2008-07-22
6959544 Torque converter Yukiyoshi Takada, Kozo Mori 2005-11-01
6575276 Torque converter Kozo Mori 2003-06-10
6464054 Hydraulic torque transmitting device Kozo Mori 2002-10-15
6065575 Wet friction plate, wet power transmitting and interrupting mechanism, wet clutch and lockup clutch Takeo Shimizu, Seiji Ikeda 2000-05-23
6059088 Resin stator for a torque connector Katsumi Sekine 2000-05-09
5964329 Torque converter having a lockup clutch Toru Kawaguchi 1999-10-12
5918713 Wet friction plate, wet power transmitting and interrupting mechanism, wet clutch and lockup clutch Takeo Shimizu, Seiji Ikeda 1999-07-06
5884535 Power transmission device with continuous speed control 1999-03-23
5601228 Solder-precipitating composition and mounting method using the composition Kazuhito Higasa, Hirokazu Shiroishi, Seishi Kumamoto, Takahiro Fujiwara, Noriko Katayama 1997-02-11
5566801 Torque converter having a retarder mechanism therein Shigeru Takeshita 1996-10-22
5511640 Lock-up device for torque converter 1996-04-30
5417315 Lubricating fluid regulator in torque convertor hydraulic clutch 1995-05-23
5407041 Lock-up device for torque converter Seiji Ikeda 1995-04-18
5296649 Solder-coated printed circuit board and method of manufacturing the same Izumi Kosuga, Kenichi Fuse, Hirokazu Shiroishi, Masanao Kohno, Hisao Irie 1994-03-22