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

Masashi Nemoto — 9 Patents

ARAsahi Rubber: 3 patents #8 of 63Top 15%
HAHitachi Astemo: 2 patents #393 of 1,276Top 35%
HSHitachi Automotive Systems: 2 patents #689 of 1,636Top 45%
Hitachi: 2 patents #13,405 of 28,497Top 50%
Shirakawa, JP: #15 of 93 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Masashi Nemoto has been granted 9 US patents while listed as an inventor at Asahi Rubber. The first was granted in 2002 and the most recent in November 2024. Masashi Nemoto ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Masashi Nemoto in Shirakawa, JP.

Patents per Year

Patents granted per year, 2002 to 2024Bar chart with a peak of 2 patents in 2013.peak 22002: 1 patents20022012: 1 patents20122013: 2 patents20132015: 1 patents20152021: 1 patents20212022: 1 patents20222024: 2 patents2024

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12140113 Electromagnetic valve mechanism and fuel pump Takafumi Ito, Kiyotaka Ogura, Kenichiro Tokuo 2024-11-12
12092792 Optical member with reduced low-molecular-weight siloxane content, and method for producing same Takayuki Motoyanagi, Satoshi Endo, Hiroki Hirakuri, Nobuyuki Tomizawa, Takeru Kawaguchi 2024-09-17
11248573 High-pressure fuel pump Moritsugu AKIYAMA, Satoshi Usui, Hiroyuki Yamada, Shigehiko Omata 2022-02-15
10961962 High-pressure fuel supply pump Shigehiko Omata, Moritsugu AKIYAMA, Shunsuke Aritomi, Takanori Oginuma 2021-03-30
9145860 High-pressure fuel supply pump Satoshi Usui, Shigenori Tahara, Kenichiro Tokuo, Akihiro Munakata, Masayuki Suganami +1 more 2015-09-29
8443840 Excessive pressure release valve and release valve unit having the release valve Yukio Yaginuma, Takeo Yamashita 2013-05-21
8366421 Fluid pressure pulsation damper mechanism and high-pressure fuel pump equipped with fluid pressure pulsation damper mechanism Akihiro Munakata, Hideki Machimura, Hideaki Yamauchi, Daisuke Kitajima 2013-02-05
8162623 High-pressure liquid supply pump Shunsuke Aritomi, Noriyuki Maekawa, Hideki Machimura 2012-04-24 $109,000
6391233 Method of producing a porous product Kunihiko Otani, Mizuho Maeda, Hideo Takamatsu, Kazuhisa Takagi 2002-05-21