Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Koji Numazaki — 6 Patents

Denso: 6 patents #2,220 of 11,792Top 20%
Daito, JP: #98 of 468 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Koji Numazaki has been granted 6 US patents while listed as an inventor at Denso. The first was granted in 1999 and the most recent in May 2012. Koji Numazaki ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Koji Numazaki in Daito, JP.

Patents per Year

Patents granted per year, 1999 to 2012Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992005: 1 patents20052007: 1 patents20072009: 1 patents20092010: 1 patents20102012: 1 patents2012

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8179688 Semiconductor device Yutaka Fukuda, Mitsuhiro Saitou, Toshihiro Nagaya, Kan Kinouchi, Sadahiro Akama +1 more 2012-05-15
7843700 Semiconductor device Yutaka Fukuda, Mitsuhiro Saitou, Toshihiro Nagaya, Kan Kinouchi, Sadahiro Akama +1 more 2010-11-30
7531852 Electronic unit with a substrate where an electronic circuit is fabricated Nobumasa Ueda, Hirokazu Kasuya, Yutaka Fukuda, Mitsuhiro Saitou 2009-05-12
7212036 Driving apparatus of H bridge circuit and protection method of the same Hirokazu Kasuya, Mitsuhiro Saitou, Yutaka Fukuda, Nobumasa Ueda 2007-05-01
6953987 Composite integrated circuit device having restricted heat conduction Mitsuhiro Saitou 2005-10-11
5889722 Hybrid integrated circuit device and method of fabricating the same Takahisa Koyasu, Hiroyuki Ban 1999-03-30