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USPTO Patent Rankings Data through Dec 31, 2025
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Hideki Machimura — 17 Patents

Hitachi: 14 patents #2,892 of 28,497Top 15%
HCHitachi Car Engineering Co.: 4 patents #107 of 465Top 25%
HSHitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
Hitachinaka, JP: #284 of 2,447 inventorsTop 15%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Hideki Machimura has been granted 17 US patents while listed as an inventor at Hitachi. The first was granted in 2000 and the most recent in July 2020. Hideki Machimura ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Hideki Machimura in Hitachinaka, JP.

Patents per Year

Patents granted per year, 2000 to 2020Bar chart with a peak of 4 patents in 2002.peak 42000: 2 patents20002001: 1 patents2002: 4 patents20022003: 1 patents2004: 1 patents20042005: 2 patents2012: 1 patents20122013: 1 patents2014: 2 patents20142018: 1 patents2020: 1 patents2020

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10718296 High-pressure fuel supply pump including an electromagnetically driven intake valve Masahiko Hayatani, Satoshi Usui, Tatsuo Kawano, Syunsuke Aritomi, Shingo Tamura 2020-07-21
10087889 High-pressure fuel supply pump including an electromagnetically driven intake valve Masahiko Hayatani, Satoshi Usui, Tatsuo Kawano, Syunsuke Aritomi, Shingo Tamura 2018-10-02
8740579 High-pressure fuel supply pump and discharge valve unit used therein Shunsuke Aritomi, Kiyotaka Ogura, Masami Abe, Kenichiro Tokuo 2014-06-03
8672652 High-pressure fuel supply pump and the manufacturing method Akihiro Munakata, Kazutaka Hosokawa 2014-03-18
8366421 Fluid pressure pulsation damper mechanism and high-pressure fuel pump equipped with fluid pressure pulsation damper mechanism Akihiro Munakata, Hideaki Yamauchi, Daisuke Kitajima, Masashi Nemoto 2013-02-05
8162623 High-pressure liquid supply pump Shunsuke Aritomi, Noriyuki Maekawa, Masashi Nemoto 2012-04-24 $109,000
6895992 Fuel pump for inter-cylinder direct fuel injection apparatus Shizuka Yamaguchi, Noboru Baba, Masaya Takahashi, Katsuyoshi Terakado, Arata Kagiyama +5 more 2005-05-24 $73,000
6860255 Fuel pump and direct fuel injection engine Shizuka Yamaguchi, Noboru Baba, Toshiaki Nagayama, Katsuyoshi Terakado, Arata Kagiyama +4 more 2005-03-01 $144,000
6783130 Seal mechanism and fuel pump provided therewith Minoru Hashida, Hideaki Yamauchi, Masayoshi Kotaki, Takefumi Yamamura 2004-08-31 $174,000
6543424 Fuel pump, in-cylinder direct injection type internal combustion engine using the same and surface treatment method Shizuka Yamaguchi, Noboru Baba, Katsuyoshi Terakado, Arata Kagiyama, Yukio Takahashi +5 more 2003-04-08 $91,000
6488478 High pressure fuel pump Yoshinobu Ono, Yukio Takahashi, Minoru Hashida, Masayoshi Kotaki, Takefumi Yamamura 2002-12-03 $117,000
6471491 High pressure fuel pump Yoshinobu Ono, Yukio Takahashi, Minoru Hashida, Masayoshi Kotaki, Takefumi Yamamura 2002-10-29 $107,000
6368071 High pressure fuel pump Minoru Hashida, Yukio Takahashi, Yoshinobu Ono, Takefumi Yamamura, Masayoshi Kotaki 2002-04-09 $263,000
6361286 Fuel pump Yukio Takahashi, Yoshikazu Hoshi 2002-03-26 $486,000
6210127 Fuel pump Yoshikazu Hoshi 2001-04-03 $431,000
6098519 Fuel pump Yukio Takahashi, Yoshikazu Hoshi 2000-08-08 $304,000
6074175 Fuel pump Yoshikazu Hoshi 2000-06-13 $540,000

Frequent Collaborators

Yukio Takahashi8 shared
Masayoshi Kotaki7 shared
Takefumi Yamamura4 shared
Minoru Hashida4 shared
Yoshikazu Hoshi4 shared
Yoshinobu Ono4 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17