EW

Etsuyoshi Watarai

Shimano: 107 patents #2 of 759Top 1%
SI Shimano Industrial: 2 patents #28 of 60Top 50%
EC Echowell Electronic Co.: 1 patents #3 of 4Top 75%
Overall (All Time): #12,229 of 4,157,543Top 1%
109
Patents All Time

Issued Patents All Time

Showing 26–50 of 109 patents

Patent #TitleCo-InventorsDate
9783180 Banjo fitting including seal rupturing structure and hydraulic hose coupling assembly including same Osamu Kariyama, Nobuyoshi Fujii, Masahiro Nakakura 2017-10-10
9764794 Bicycle brake device and bicycle rim brake device Osamu Kariyama, Masahiro Nakakura 2017-09-19
9737061 Dual-bearing reel and clutch mechanism thereof Takeshi Ikuta, Akira Niitsuma, Kenji Yoshida 2017-08-22
9718515 Bicycle control device Osamu Kariyama, Tatsuya Matsushita, Masahiro Nakakura 2017-08-01
9701362 Bicycle brake device 2017-07-11
9682744 Bicycle shifting control apparatus 2017-06-20
9650105 Bicycle operating device Yasuyuki Komada, Takuro Jinbu, Tatsuya Matsushita 2017-05-16
9631714 Bicycle sprocket and bicycle crank assembly Kenji Kamada, Koji Yuasa 2017-04-25
9623932 Bicycle derailleur Naohiko Yamada, Souta Yamaguchi, Kenji Ose, Satoshi Shahana 2017-04-18
9573654 Bicycle controller Satoshi Shahana, Yoshinori Iino, Yasuhiro Tsuchizawa 2017-02-21
9573652 Bicycle derailleur Kazuya Kuwayama, Atsuhiro Emura 2017-02-21
9561734 Bicycle power supply system Taihei Nishihara 2017-02-07
9546731 Bicycle gear changing control apparatus, electrically assisted system, and bicycle gear changing control method 2017-01-17
9540070 Bicycle sprocket and bicycle crank assembly Kenji Kamada 2017-01-10
9533736 Bicycle drive unit Satoshi Shahana, Shinichiro Noda 2017-01-03
9517811 Bicycle bottom bracket assembly Shingo Shiraishi, Takashi Furuya, Yoshiaki Ando 2016-12-13
9511820 Rear end structure for a bicycle frame Shahana Satoshi, Souta Yamaguchi 2016-12-06
9511819 Bicycle rear sprocket assembly Tooru Iwai, Tetsu Nonoshita, Toyoshi Yoshida 2016-12-06
9469381 Bicycle control device Osamu Kariyama, Tatsuya Matsushita, Masahiro Nakakura 2016-10-18
9469380 Bicycle control device Osamu Kariyama, Tatsuya Matsushita, Masahiro Nakakura 2016-10-18
9463358 Pedaling state detecting apparatus 2016-10-11
9457868 Bicycle hydraulic quick-release apparatus and bicycle frame Osamu Kariyama, Tatsuya Matsushita, Masahiro Nakakura 2016-10-04
9429203 Disc brake rotor Masashi Goto, Takuya Edamura 2016-08-30
9422993 Rotor cover, rotor cooling apparatus, and temperature-level indicator Tatsuya Matsushita, Kazuki Koshiyama, Shingo Sakurai, Masahiro Nakakura 2016-08-23
9334910 Lock member for fixedly locking a disc brake rotor on a bicycle hub 2016-05-10