Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Taketo Matsuzawa — 4 Patents

RURubycon: 4 patents #5 of 31Top 20%
Ina, JP: #50 of 154 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Taketo Matsuzawa has been granted 4 US patents while listed as an inventor at Rubycon. The first was granted in 2005 and the most recent in February 2010. Taketo Matsuzawa ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Taketo Matsuzawa in Ina, JP.

Patents per Year

Patents granted per year, 2005 to 2010Bar chart with a peak of 2 patents in 2005.peak 22005: 2 patents20052007: 1 patents20072010: 1 patents2010

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7660101 Electrolytic capacitor and electrolyte solution for use in an electrolytic capacitor Akihiko Komatsu, Toshikazu Iida, Takashi Nozawa, Tetsushi Ogawara, Shigeru Uzawa 2010-02-09
7279117 Electrolytic capacitor and electrolyte solution for use in an electrolytic capacitor Akihiko Komatsu, Toshikazu Iida, Takashi Nozawa, Tetsushi Ogawara, Shigeru Uzawa 2007-10-09
6919240 Flat aluminum electrolytic capacitor and method of manufacturing the same Shigeru Uzawa, Yoshiki Makino, Katsuhisa Kamakura, Yuuichi Kobayashi, Akihiko Komatsu 2005-07-19
6882519 Flat aluminum electrolytic capacitor and method of manufacturing the same Shigeru Uzawa, Yoshiki Makino, Katsuhisa Kamakura, Yuuichi Kobayashi, Akihiko Komatsu 2005-04-19