Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Masami Mochimaru — 8 Patents

OIOiles: 8 patents #19 of 253Top 8%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
OCOkumura Co.: 2 patents #1 of 25Top 4%
Fujisawa, JP: #422 of 2,463 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Masami Mochimaru has been granted 8 US patents while listed as an inventor at Oiles. The first was granted in 1991 and the most recent in August 2011. Masami Mochimaru ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Masami Mochimaru in Fujisawa, JP.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8002093 Damper and vibration damping structure using the same Sumio Kawaguchi, Mitsuru Miyazaki, Akio Suzuki 2011-08-23
7565957 Damper and vibration damping structure using the same Sumio Kawaguchi, Mitsuru Miyazaki, Akio Suzuki 2009-07-28
7182187 Damper and vibration damping structure using the same Sumio Kawaguchi, Mitsuru Miyazaki, Akio Suzuki 2007-02-27
6123313 Seismic isolation apparatus Susumu Otsuka, Kunio Hayakawa, Ikuo Shimoda, Kiyoharu Suzuki, Mitsuru Miyazaki 2000-09-26
5544452 Method of and apparatus for damping the vibration of a building Takafumi Fujita, Ikuo Shimoda, Susumu Otsuka, Nobuyasu Kawai, Kurimoto Kurimoto +1 more 1996-08-13
5103943 Vibration damper for power unit Takanobu Ide, Masamitsu Kojima, Masura Iwakura 1992-04-14 $2,000
5037058 Damper unit for automotive power unit or the like Masamitsu Kojima, Ikuo Shimoda, Masaru Iwakura, Takanobu Ide 1991-08-06 $5,000
4991816 Damper unit for automotive power unit or the like Takanobu Ide, Masamitsu Kojima 1991-02-12 $15,000