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USPTO Patent Rankings Data through Dec 31, 2025
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Shigeru Katoh — 4 Patents

Casio Computer Co.: 3 patents #744 of 1,970Top 40%
TATakata: 1 patents #316 of 608Top 55%
Yamato, JP: #380 of 1,051 inventorsTop 40%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Shigeru Katoh has been granted 4 US patents while listed as an inventor at Casio Computer Co.. The first was granted in 1984 and the most recent in May 1998. Shigeru Katoh ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Shigeru Katoh in Yamato, JP.

Patents per Year

Patents granted per year, 1984 to 1998Bar chart with a peak of 2 patents in 1991.peak 21984: 1 patents19841991: 2 patents19911998: 1 patents1998

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5748477 Vehicle collision control system 1998-05-05
5050138 Electronic wrist watch having a sound producing unit and an electrooptic data display unit Wataru Yamada, Yukio Kido, Hiroyuki Abe, Shunji Minami, Junro Yano 1991-09-17
4985878 Electronic timepiece with analog time display unit and electrooptic data display unit Wataru Yamada, Yukio Kido, Hiroyuki Abe, Shunji Minami, Junro Yano 1991-01-15
4426159 Electronic time keeping device Kazumitu Kosaka, Yukio Kido, Hitoshi Tsutsui 1984-01-17