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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Takuya Dan — 11 Patents

Bridgestone: 7 patents #326 of 2,860Top 15%
BLBridgestone Tire Company Limited: 4 patents #49 of 438Top 15%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Yokohama, JP: #9,415 of 49,234 inventorsTop 20%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Takuya Dan has been granted 11 US patents while listed as an inventor at Bridgestone. The first was granted in 1984 and the most recent in March 1992. Takuya Dan ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Takuya Dan in Yokohama, JP.

Patents per Year

Patents granted per year, 1984 to 1992Bar chart with a peak of 2 patents in 1985.peak 21984: 1 patents19841985: 2 patents19851986: 2 patents19861987: 2 patents19871988: 2 patents19881989: 1 patents19891992: 1 patents1992

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5094433 Vibration isolating device Nobuaki Fujiwara 1992-03-10
4872650 Vibration insulating device Toshiyuki Tabata, Tatsuro Ishiyama, Takao Ushijima 1989-10-10 $20,000
4787609 Vibration isolating apparatus Tatsuro Ishiyama 1988-11-29
4787610 Vibration isolating devices Hiroshi Kojima, Michihiro Orikawa 1988-11-29
4702346 Vibration insulator Takaaki Uno, Michihiro Orikawa 1987-10-27 $11,000
4660812 Vibration isolating apparatus Michihiro Orikawa, Hiroshi Kojima 1987-04-28
4630806 Liquid-filled elastomeric bushings Michihiro Orikawa 1986-12-23
4595183 Vibration isolating device Hiroshi Kojima, Michihiro Orikawa 1986-06-17
4535976 Rubber vibration isolators Akio Fujita 1985-08-20
4505462 Elastomeric shock and vibration isolator Isao Watanabe, Tomoyuki Kurata 1985-03-19
4424960 Rubber vibration isolators Akio Fujita 1984-01-10