Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
TI

Taizo Ito — 15 Patents

Bridgestone: 7 patents #326 of 2,860Top 15%
HEHitachi Kokusai Electric: 7 patents #134 of 843Top 20%
BLBridgestone Tire Company Limited: 1 patents #196 of 438Top 45%
Tokyo, JP: #10,391 of 90,295 inventorsTop 15%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Taizo Ito has been granted 15 US patents while listed as an inventor at Bridgestone. The first was granted in 1983 and the most recent in May 2018. Taizo Ito ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Taizo Ito in Tokyo, JP.

Patents per Year

Patents granted per year, 1983 to 2018Bar chart with a peak of 2 patents in 2010.peak 21983: 1 patents19831988: 1 patents1989: 1 patents19892001: 1 patents2002: 1 patents20022004: 1 patents2007: 1 patents20072008: 1 patents2009: 1 patents20092010: 2 patents2011: 2 patents20112015: 1 patents2018: 1 patents2018

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9974154 Power supply device and method for plasma generation Manabu Nakamura 2018-05-15
9172331 Power supply circuit Toshiyuki Nagasaku, Manabu Nakamura 2015-10-27
8035444 Amplifier apparatus Yoichi Okubo, Manabu Nakamura, Yasuhiro Takeda, Junya Dosaka, Terufumi Nagano +2 more 2011-10-11 $75,000
8030995 Power circuit used for an amplifier Yoichi Okubo, Manabu Nakamura, Junya Dosaka, Yasuhiro Takeda, Naoki Hongo +3 more 2011-10-04 $96,000
7719353 LINC amplifying device Manabu Nakamura, Yoichi Okubo, Naoki Hongo 2010-05-18 $76,000
7719364 High frequency power amplifier Fumitake Kawanabe, Yoichi Okubo, Yasuo Sera, Manabu Nakamura, Toshio Nojima 2010-05-18 $76,000
7626455 Distortion compensation apparatus Yoichi Okubo, Junya Dosaka, Toshio Nojima 2009-12-01 $77,000
7435068 Production system for pneumatic tires Masaharu Oku, Keishi Mineo, Shigeru Kaneko, Shigeru Miyazaki, Akio Obayashi 2008-10-14
7281916 Tire vulcanizing system and tire manufacturing method to be used therefor Akio Obayashi, Masayuki Ichinose, Toshiyuki Horie 2007-10-16
6702912 Production system for pneumatic tires Masaharu Oku, Keishi Mineo, Shigeru Kaneko, Sigeru Miyazaki, Akio Obayashi 2004-03-09
6461134 Mold exchanger system for tire vulcanizing machine Akio Obayashi 2002-10-08
6292993 Vulcanizing machine with segmented mold Tomotaka Goto, Masami Nagata 2001-09-25
4804426 Cylindrical tire forming member manufacturing method and apparatus Kouji Okuyama, Makoto Yamamoto, Hidetoshi Kimura 1989-02-14
4747904 Cylindrical tire forming member manufacturing apparatus Kouji Okuyama, Makoto Yamamoto, Hidetoshi Kimura 1988-05-31
4411724 Process of and apparatus for splicing cord ply segments at their end faces Yusuke Araki 1983-10-25