Master cylinder device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9238453
APP PUB NO 20130167716A1
SERIAL NO

13823252

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A master cylinder device including: a housing whose front side is closed and which has a separation wall for separating the inside of the housing into a front side chamber and a rear side chamber; a pressurizing piston disposed in the front side chamber so as to define a pressurizing chamber for pressurizing the brake fluid and an input chamber into which a brake fluid from a high pressure source is introduced; an input piston disposed in the rear side chamber and moving forward by an operation force; and a transmission rod which is through the separation wall, whose proximal end portion is fixed in one of the pressurizing and input pistons, and whose distal end portion is apart from the other of the pressurizing and input pistons in a state of no forward movement.

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Patent Owner(s)

Patent OwnerAddress
TOYOTA JIDOSHA KABUSHIKI KAISHA1 TOYOTA-CHO TOYOTA-SHI AICHI-KEN 471-8571
ADVICS CO LTDJAPAN

International Classification(s)

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  • 2011 Application Filing Year
  • B60T Class
  • 696 Applications Filed
  • 608 Patents Issued To-Date
  • 87.36 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201120122013201420152016201720182019202020210255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishida, Satoshi Chiryu, JP 120 1282
Maki, Kazuya Nagoya, JP 48 580
Sakai, Akira Toyota, JP 333 2851
Sugitani, Tatsuo Miyoshi, JP 24 300
Uchida, Kiyoyuki Konan, JP 35 377
Uechi, Masaaki Nissin, JP 20 243
Ueno, Hiroshi Toyota, JP 407 4827

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Patent Citation Ranking

  • 3 Citation Count
  • B60T Class
  • 18.16 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges813352441101 - 1011 - 2021 - 3031 - 4041 - 50020406080100120140160180200220240260280300320340360

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