Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ken Shimazaki — 2 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Saitama, JP: #5,096 of 10,685 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ken Shimazaki has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 2005 and the most recent in September 2024. Ken Shimazaki ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ken Shimazaki in Saitama, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12085395 Map generation device and map generation system Masashi Watanabe, Katsuyuki Kamei, Hiroyuki Fujibayashi, Takeo Sakairi 2024-09-10
6876875 Mobile phone Shu Shimazaki 2005-04-05