Masahiro Yamanaka has been granted 60 US patents while listed as an inventor at Shimano . The first was granted in 1993 and the most recent in November 2022. Masahiro Yamanaka ranks #38,820 of 4,157,543 US inventors in our database (top 0.93%). Patent records list Masahiro Yamanaka in Osaka, JP.
Patents per Year Patents granted per year, 1993 to 2022 Bar chart with a peak of 6 patents in 2002. peak 6 1993: 1 patents 1993 1994: 1 patents 1995: 1 patents 1996: 1 patents 1996 1998: 5 patents 1999: 5 patents 2000: 3 patents 2000 2001: 1 patents 2002: 6 patents 2004: 1 patents 2004 2005: 3 patents 2006: 3 patents 2007: 4 patents 2007 2008: 2 patents 2009: 2 patents 2010: 4 patents 2010 2012: 2 patents 2013: 3 patents 2014: 2 patents 2014 2015: 1 patents 2016: 4 patents 2019: 2 patents 2019 2021: 1 patents 2022: 2 patents 2022 Issued Patents All Time
Showing 1–25 of 60 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
11505277 Crank arm for crank assembly of human powered vehicle — 2022-11-22
11371158 Surface treatment device Yuki Furukawa , Tatsuya Sasaki 2022-06-28
$92,000
11078586 Zinc-nickel composite plating bath, zinc-nickel composite plating film, mold and plating method Yuki Furukawa , Yoshimitsu Ogawa 2021-08-03
$343,000
10336401 Bicycle crank assembly Takashi Furuya , Atsuhiro Emura 2019-07-02
10175683 Teaching data preparation device and teaching data preparation method for articulated robot Masao Shimoyama , Tetsuya Yoshino , Shinji Aoki 2019-01-08
$404,000
9487266 Bicycle crank axle assembly Yusuke Nishimoto , Shingo Shiraishi , Akinobu SUGIMOTO 2016-11-08
9475545 Bicycle crank arm and bicycle crank assembly Yusuke Nishimoto , Tetsu Nonoshita , Yuki Watanabe 2016-10-25
9365261 Composite bicycle component, composite bicycle crank arm, and method for manufacturing composite bicycle component Tetsu Nonoshita 2016-06-14
9359042 Bicycle crank assembly Tetsu Nonoshita 2016-06-07
8955410 Bicycle crank assembly Eigo Kuroiwa , Tetsu Nonoshita 2015-02-17
8721187 Bicycle axle assembly — 2014-05-13
8677859 Bicycle crank axle assembly Yusuke Nishimoto , Shingo Shiraishi , Akinobu SUGIMOTO 2014-03-25
8616085 Bicycle crank assembly Tetsu Nonoshita 2013-12-31
8438947 Bicycle crank arm Eigo Kuroiwa , Tetsu Nonoshita 2013-05-14
8375827 Bicycle crank assembly Eigo Kuroiwa 2013-02-19
8267417 Bicycle bottom bracket assembly — 2012-09-18
8246064 Bicycle crank assembly Eigo Kuroiwa , Shingo Shiraishi 2012-08-21
7856903 Bicycle crank axle with a radial projection Etsuyoshi Watarai 2010-12-28
7686721 Bicycle chainring Koshi Tabe , Toshio Tetsuka , Shingo Shiraishi , Hideya Inoue , Yusuke Nishimoto +1 more 2010-03-30
7650818 Bicycle shaft component Hideya Inoue 2010-01-26
7650817 Bicycle crank assembly Shingo Shiraishi , Takuji Tatsumi 2010-01-26
7503239 Bicycle crank arm assembly — 2009-03-17
7503700 Bicycle bottom bracket assembly Koshi Tabe , Shingo Shiraishi 2009-03-17
7436123 Discharge lamp ballast device and lighting appliance Katsunobu Hamamoto , Kazuhiro Nishimoto , Toshiya Kanja 2008-10-14
$350,000
7378804 Ballast for a discharge lamp with integrated control circuit for controlling switching element of dc power supply and inverter circuit Kei Mitsuyasu , Katsumi Sato , Katsunobu Hamamoto , Yoshifumi Kuroki 2008-05-27
$548,000
