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USPTO Patent Rankings Data through Dec 31, 2025
KI

Kozo Imura — 7 Patents

JGJgc: 4 patents #19 of 393Top 5%
CICosmo Research Institute: 2 patents #18 of 93Top 20%
JOJapan National Oil: 2 patents #2 of 55Top 4%
SKSekiyushigen Kaihatsu Kabushiki Kaisha: 2 patents #6 of 29Top 25%
KCKoa Oil Company: 1 patents #17 of 38Top 45%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Kozo Imura has been granted 7 US patents while listed as an inventor at Jgc. The first was granted in 1998 and the most recent in April 2008. Kozo Imura ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Kozo Imura in Handa, MH, JP.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7361266 Method of refining petroleum and refining apparatus Makoto Inomata, Tsuyoshi Okada, Hajime Sasaki 2008-04-22
7276151 Gas turbine fuel oil and production method thereof and power generation method Tsuyoshi Okada, Yoshinori Mashiko, Shinichi Tokuda, Tomoyoshi Sasaki, Makoto Inomata +1 more 2007-10-02
6120738 Apparatus for producing carbonic acid diester Hiroshi Umino, Takeshi Koyama 2000-09-19
5883036 Olefin oligomerization catalyst, process for preparing the same, and olefin oligomerization process using the same Hirokazu Fujie, Hideyuki Matsumoto, Takayuki Noh, Kazuhisa Nakanishi 1999-03-16
5831113 Process for producing a carbonic acid diester Hiroshi Umino, Takeshi Koyama 1998-11-03
5750821 Method for oxidative coupling of methane comprising catalytic cracking Makoto Inomata, Tsutomu Katagiri, Erli Sun 1998-05-12
5736107 Apparatus for oxidative coupling of methane Makoto Inomata, Tsutomu Katagiri, Erli Sun 1998-04-07