Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KO

Kingo Okada — 16 Patents

Denso: 7 patents #1,924 of 11,792Top 20%
NCNippondenso Co.: 7 patents #296 of 3,479Top 9%
DADenso International America: 4 patents #126 of 604Top 25%
ACAisan Industry Co.: 1 patents #46 of 109Top 45%
Toyota: 1 patents #15,335 of 26,838Top 60%
Kariya, MI: #10 of 24 inventorsTop 45%
Overall (All Time): #298,863 of 4,157,543Top 8%
16 Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
9062640 Fuel rail and fuel injection apparatus using the same Shinsuke Yamamoto, Haruki Suzuki 2015-06-23
8230841 Two step pressure control of fuel pump module Dhyana Ramamurthy 2012-07-31
7631634 Fuel delivery module for high fuel pressure for engines Dhyana Ramamurthy 2009-12-15
7383822 Fuel pump module for electronic returnless fuel system Dhyana Ramamurthy, Hideto Takahashi 2008-06-10
7159573 Fuel feed apparatus having conductive members grounded each other 2007-01-09
6883500 Fuel pump module with improved vapor vent manifold Patrick Powell 2005-04-26
6394074 Vapor fuel processing system having canister for absorbing vapor fuel contained in fuel tank Nobuhiko Koyama, Toshihiko Muramatsu, Susumu Kojima 2002-05-28
6138524 Mounting arrangement for a device for detecting the fuel level in a fuel tank Shinji Tsuda, Keiichi Yamashita, Yoshifumi Terada 2000-10-31
6123521 Fuel supply system having a pump with a resiliently mounted filter Eiji Mori, Masahide Kobayashi, Takashi Nagai, Satomi Wada, Kouji Izutani +3 more 2000-09-26
6004462 Filter element Katsuhisa Yamada, Kouji Izutani, Kenji Okabe 1999-12-21
5900148 Fuel filter and pump assembly Kouji Izutani, Takayuki NAKAYA, Katsuhisa Yamada 1999-05-04
5785032 Fuel supply system Keiichi Yamashita, Kouji Izutani, Hideto Takahashi 1998-07-28
5782223 Fuel supply system Keiichi Yamashita, Kouji Izutani, Hideto Takahashi 1998-07-21
5778926 Pressure regulating valve and fuel supply system using the same Masaaki Tanaka, Keiichi Yamashita, Kouji Izutani, Hideto Takahashi 1998-07-14
5649514 Fuel supply apparatus Kouji Izutani, Kazuhiro Sinomiya, Keiichi Yamasita, Hideto Takahashi 1997-07-22
5523692 Oil deterioration detector Susumu Kuroyanagi, Tetsuo Fujii, Masaei Nozawa, Syuji Yamaguchi, Kiwamu Naito 1996-06-04