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BRIDGESTONE TIRE CO LTD

Overview
  • Total Patents
    3,379
About

BRIDGESTONE TIRE CO LTD has a total of 3,379 patent applications. Its first patent ever was published in 1959. It filed its patents most often in Japan, United States and United Kingdom. Its main competitors in its focus markets machines, transport and macromolecular chemistry and polymers are MICHELIN RECH TECH, KUMHO TIRE CO LTD and BRIDGESTONE FIRESTONE NORTH AM.

Patent filings per year

Chart showing BRIDGESTONE TIRE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fukuura Yukio 91
#2 Ogawa Masaki 90
#3 Abe Masaru 84
#4 Tanuma Itsuo 80
#5 Honda Toshio 79
#6 Narumiya Tsuneaki 73
#7 Yoshimoto Toshio 72
#8 Muramatsu Takeo 54
#9 Tomita Seisuke 52
#10 Suzuki Yasuo 50

Latest patents

Publication Filing date Title
US4590123A Low-resilience rubber compositions and foams
US4576559A Vented tire molding mold
US4546127A Low-resilience rubber compositions and foams
CA1218624A Conveyor belt
EP0326665A1 Vibration damping device
US4595183A Vibration isolating device
US4508152A Pneumatic radial tires having an improved bead portion durability
US4546580A Heat insulation structure for rooftops of buildings
GB8314956D0 Marine fender
US4488587A Pneumatic radial tires
GB8310959D0 Pneumatic radial or semi-radial tire for two-wheeled vehicle
AU1388783A Apparatus for detection of cord breaking
GB8310957D0 Pneumatic radial or semi-radial tire for two-wheeled vehicle
GB8310775D0 Pneumatic radial or semi-radial tire for two-wheeled vehicle
US4518023A Pneumatic tire
US4526934A Branched styrene-butadiene copolymers and pneumatic tires using the same
DE3307577A1 Sound-insulating material and the use thereof
CA1188971A Marks for use in rubber articles
US4461795A Marks for use in rubber articles
US4560478A Porous ceramic article