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

Haruo Suzuki — 65 Patents

Denso: 18 patents #512 of 11,792Top 5%
JCJidosha Kiki Co.: 14 patents #8 of 196Top 5%
NCNippondenso Co.: 6 patents #366 of 3,479Top 15%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
SCSumitomo Chemical: 4 patents #1,124 of 4,033Top 30%
Hitachi: 3 patents #10,712 of 28,497Top 40%
NCNippon Kokan Co.: 2 patents #138 of 735Top 20%
NCNkk Co.: 2 patents #309 of 1,173Top 30%
NCNihon Spindle Manufacturing Co.: 1 patents #17 of 47Top 40%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
SCSenju Metal Industry Co.: 1 patents #203 of 349Top 60%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
Sony: 1 patents #17,262 of 25,231Top 70%
CKCalsonic Kansei: 1 patents #307 of 675Top 50%
CLCentral Glass Company, Limited: 1 patents #505 of 968Top 55%
HAHitachi Aic: 1 patents #6 of 18Top 35%
ILIsuzu Motors Limited: 1 patents #414 of 908Top 50%
KSKobe Steel: 1 patents #937 of 1,773Top 55%
MCMatushita Electric Industrial Co.: 1 patents #3 of 106Top 3%
MMMitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #33,444 of 4,157,543Top 1%
65 Patents All Time

Issued Patents All Time

Showing 26–50 of 65 patents

Patent #TitleCo-InventorsDate
5996910 Fuel injection valve and method of manufacturing the same Hideto Takeda, Satoshi Sugiyama, Masaki Funahashi, Yoshihiro Tanimura, Eiji Iwanari 1999-12-07
5651181 Method of manufacturing a V-pulley Hiroshi Shohara 1997-07-29
5411605 Soft magnetic steel material having excellent DC magnetization properties and corrosion resistance and a method of manufacturing the same Toshimichi Omori, Tetsuya Sampei, Takahiro Kanero, Masayoshi Nakagawa, Masayoshi Kurihara 1995-05-02
5358181 Fuel feed apparatus of internal combustion engine and manufacturing method therefor Yasuhide Tani, Kiyoshi Nagata 1994-10-25
5244513 Fe-Cr-Ni-Si shape memory alloys with excellent stress corrosion cracking resistance Yoshikuni Kadoya, Toshio Yonezawa, Naotake Ito, Toru Inazumi, Yutaka Moriya +2 more 1993-09-14
5243142 Printed wiring board and process for producing the same Kazumitsu Ishikawa, Shoji Oikawa 1993-09-07
5211682 Fuel feed apparatus of internal combustion engine and manufacturing method therefor Hisashi Kadowaki, Yasuhide Tani, Mitsunori Takao, Kiyoshi Nagata 1993-05-18
5142964 Negative pressure booster 1992-09-01
5116571 Chromoum heat-resistant steel excellent in toughness and having high cracking resistance and high creep strength in welded joint Nakatsugu Abe, Hiroaki Tsukamoto, Seishi Tsuyama, Moriyasu Nagae 1992-05-26
5111734 Booster 1992-05-12
5096028 Brake booster 1992-03-17
5083496 Seal unit for brake booster Atushi Satoh 1992-01-28
5027692 Brake booster with tubular guide member Satoru Satoh 1991-07-02
4995302 Negative pressure booster equipment Atushi Satoh 1991-02-26
4984507 Three chamber brake booster with variable pressure passages having a minimum channel length Tohru Satoh 1991-01-15
4983984 Roadside beacon system with polarized beams Yoshizo Shibano, Tohru Iwai 1991-01-08
4976188 Brake booster Hiroya Gotoh 1990-12-11
4887090 Vehicle antenna with shiftable gain patterns Yoshizo Shibano, Tohru Iwai 1989-12-12
4862787 Reaction mechanism for brake booster Yasuo Tsuyuki 1989-09-05
4833481 Roadside beacon system Yoshizo Shibano, Tohru Iwai 1989-05-23
4823138 Roadside beacon system Yoshizo Shibano, Tohru Iwai 1989-04-18
4787292 Brake booster Yasuo Tsuyuki, Hidefumi Inoue, Junichi Ohki 1988-11-29
4755234 Method of manufacturing pressure vessel steel with high strength and toughness Toshio Takano, Koshiro Tsukada, Hiroaki Tsukamoto 1988-07-05
4718328 Brake booster of tandem type Kohei Mori 1988-01-12
4658704 Brake booster of tandem type Kohei Mori 1987-04-21