YT

Yukio Tozawa

The Yokohama Rubber Co.: 10 patents #142 of 1,136Top 15%
Overall (All Time): #518,906 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7895886 Evaluation method for pneumatic tires and system thereof Kazuhiro Shimura, Hiroshi Iizuka 2011-03-01
7310997 Tire warning device detecting tensile forces of reinforcing cord and pneumatic tire having the same Akira Kuramori 2007-12-25
6796349 Pneumatic tire including protrusion dividing groove space of main groove having groove width narrowed during inflation Hiroshi Iizuka 2004-09-28
6744355 System for notifying person of level of danger of occurrence of tire failure Tomohiko Kogure 2004-06-01
6564841 Pneumatic tire having zig-zag circumferential main grooves Hiroshi Iizuka 2003-05-20
5603786 Pneumatic tire with 1.times.2 steel belt cords Susumu Imamiya, Hiroyuki Kaido, Hisao Kato, Issei Nakakita 1997-02-18
5505243 Pneumatic radial tire with 1x2 steel belt cord Susumu Imamiya, Hisao Katoh 1996-04-09
5223060 Pneumatic radial tire including steel cords of flat oblong cross-sectional configuration Susumu Imamiya 1993-06-29
4854360 Pneumatic radial tire arrangement for vehicle Tadanobu Nagumo, Sadakazu Takei 1989-08-08
4326576 Rubber composition employing soft black and a thermosetting resin and tires employing said composition Yasuhiro Mizumoto, Masatoshi Kozima, Masaru Hirai 1982-04-27