Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HU

Haruyuki Urushihata — 38 Patents

Denso: 34 patents #132 of 11,792Top 2%
Toyota: 20 patents #1,165 of 26,838Top 5%
NSNippon Soken: 2 patents #546 of 1,540Top 40%
NCNippondenso Co.: 1 patents #1,765 of 3,479Top 55%
Kariya, JP: #127 of 4,822 inventorsTop 3%
Overall (All Time): #84,675 of 4,157,543Top 3%
38 Patents All Time
Haruyuki Urushihata has been granted 38 US patents while listed as an inventor at Denso. The first was granted in 1996 and the most recent in December 2019. Haruyuki Urushihata ranks #84,675 of 4,157,543 US inventors in our database (top 2.0%). Patent records list Haruyuki Urushihata in Kariya, JP.

Patents per Year

Patents granted per year, 1996 to 2019Bar chart with a peak of 6 patents in 2007.peak 61996: 1 patents19962004: 1 patents2006: 3 patents20062007: 6 patents2008: 4 patents20082009: 1 patents2010: 6 patents20102011: 5 patents2012: 6 patents20122013: 1 patents2014: 1 patents20142016: 1 patents2018: 1 patents20182019: 1 patents2019

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10502101 Variable valve system 2019-12-10
10047643 Variable valve timing control apparatus for engine 2018-08-14
9488112 Variable valve timing control apparatus Takayoshi Nakamura 2016-11-08
8651074 Variable valve timing device Minoru Wada 2014-02-18
8413624 Valve timing control apparatus 2013-04-09
8297245 Valve timing adjuster 2012-10-30
8181612 Variable valve timing apparatus and control method therefor Zenichiro Mashiki, Yasumichi Inoue, Noboru Takagi, Yoshihito Moriya 2012-05-22 $1,100,000
8180552 Variable valve timing apparatus and control method thereof Mitsuhiro Nomura 2012-05-15 $1,070,000
8161926 Device and method for controlling internal combustion engine Zenichiro Mashiki, Yasumichi Inoue, Yoshihito Moriya 2012-04-24 $845,000
8165778 Variable valve timing apparatus and control method thereof Yasumichi Inoue, Zenichiro Mashiki 2012-04-24 $845,000
8165785 Variable valve timing apparatus and control method therefor Zenichiro Mashiki, Yasumichi Inoue, Yoshihito Moriya 2012-04-24 $845,000
8051831 Control device for variable valve timing apparatus 2011-11-08
8047169 Variable valve timing apparatus and control method therefor Zenichiro Mashiki, Yasumichi Inoue, Noboru Takagi 2011-11-01 $764,000
8042503 Variable valve timing apparatus Yasumichi Inoue, Zenichiro Mashiki, Mitsuhiro Nomura 2011-10-25 $846,000
8020527 Variable valve timing system Zenichiro Mashiki, Yasumichi Inoue, Noboru Takagi 2011-09-20 $1,022,000
7938088 Variable valve timing system Zenichiro Mashiki, Yasumichi Inoue, Noboru Takagi 2011-05-10 $1,552,000
7765968 Variable valve timing system and method for controlling the same Zenichiro Mashiki, Yasumichi Inoue, Masayoshi Hattori, Noboru Takagi, Masaomi Inoue +2 more 2010-08-03 $1,578,000
7769529 Variable valve timing apparatus and control method thereof Yasumichi Inoue, Zenichiro Mashiki 2010-08-03 $1,578,000
7743743 Variable valve timing apparatus with reduced operation sound and control method thereof Yasumichi Inoue, Zenichiro Mashiki 2010-06-29 $1,813,000
7739988 Variable valve timing system and method for controlling the same Zenichiro Mashiki, Yasumichi Inoue 2010-06-22 $2,440,000
7690340 Device and method for controlling internal combustion engine Zenichiro Mashiki, Yasumichi Inoue, Yoshihito Moriya 2010-04-06 $2,310,000
7685994 Variable valve timing apparatus and method of detecting valve phase thereof Zenichiro Mashiki, Yasumichi Inoue, Noboru Takagi, Yoshihito Moriya 2010-03-30 $1,206,000
7564145 Vehicle control apparatus Yoshihito Moriya, Akihiko Takenaka 2009-07-21 $3,532,000
7444969 Variable valve timing apparatus Yasumichi Inoue, Zenichiro Mashiki, Noboru Takagi, Yoshihito Moriya, Akihiko Takenaka +2 more 2008-11-04 $1,548,000
7406933 Variable valve timing apparatus with reduced power consumption and control method thereof Yasumichi Inoue, Zenichiro Mashiki, Noboru Takagi 2008-08-05 $2,551,000