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

Toshiya Morikawa — 9 Patents

Denso: 7 patents #1,924 of 11,792Top 20%
KAKao: 1 patents #1,961 of 3,221Top 65%
NCNippondenso Co.: 1 patents #1,765 of 3,479Top 55%
Kariya, JP: #1,008 of 4,822 inventorsTop 25%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Toshiya Morikawa has been granted 9 US patents while listed as an inventor at Denso. The first was granted in 1997 and the most recent in February 2013. Toshiya Morikawa ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Toshiya Morikawa in Kariya, JP.

Patents per Year

Patents granted per year, 1997 to 2013Bar chart with a peak of 3 patents in 2001.peak 31997: 1 patents19972000: 1 patents20002001: 3 patents20012002: 3 patents20022013: 1 patents2013

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8372386 Keratotic plug removing composition Shigeru Kuroda 2013-02-12
6474751 Hydraulic circuit having a rotary type pump and brake apparatus for a vehicle provided with the same Takahiro Yamaguchi, Shuichi Yonemura, Yoichi Abe, Mamoru Sawada, Takashi Sato +2 more 2002-11-05
6474752 Rotary pump and braking device using same Tomoo Harada, Takahiro Yamaguchi 2002-11-05
6347843 Pump equipment and method for assembling same Takashi Murayama, Takeshi Fuchida, Daizo Oba, Hiroyuki Shinkai 2002-02-19
6273527 Rotary pump with better fluid sealing structure and brake apparatus having same Takahiro Yamaguchi, Tomoo Harada, Takashi Satou, Takeshi Fuchida, Hiroyuki Shinkai 2001-08-14
6270169 Rotary pump and braking device using same Tomoo Harada, Takahiro Yamaguchi 2001-08-07
6238019 Hydraulic structure of automatic brake control system Koji Okazaki, Takahiro Kiso, Kazutoshi Yogo, Sadayuki Ohno, Takahiro Goshima +1 more 2001-05-29
6142581 Hydraulic circuit having a rotary type pump and brake apparatus for a vehicle provided with the same Takahiro Yamaguchi, Shuichi Yonemura, Yoichi Abe, Mamoru Sawada 2000-11-07
5632532 Anti-skid control apparatus Masaki Ohoka, Takashi Watanabe 1997-05-27