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Patents Grants
last 30 patents
Information
Patent Grant
Clock signal output circuit
Patent number
7,560,998
Issue date
Jul 14, 2009
Kabushiki Kaisha Toyoto Chuo Kenkyusho
Norikazu Ohta
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Composite material and process for manufacturing same
Patent number
RE37385
Issue date
Sep 18, 2001
Kabushiki Kaisha Toyoto Chuo Kenkyusho
Akane Okada
524 - Synthetic resins or natural rubbers
Information
Patent Grant
Display device using organic electroluminescent elements
Patent number
6,259,423
Issue date
Jul 10, 2001
Kabushiki Kaisha Toyoto Chuo Kenkyusho
Shizuo Tokito
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
System for measuring shapes and dimensions of gaps and flushnesses...
Patent number
5,129,010
Issue date
Jul 7, 1992
Kabushiki Kaisha Toyoto Chuo Kenkyusho
Kazunori Higuchi
G01 - MEASURING TESTING
Information
Patent Grant
High temperature sliding element and method for preventing high tem...
Patent number
4,902,576
Issue date
Feb 20, 1990
Kabushiki Kaisha Toyoto Chuo Kenkyusho
Yoshio Shimura
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Heat wave shielding lamination
Patent number
4,628,005
Issue date
Dec 9, 1986
Kabushiki Kaisha Toyoto Chuo Kenkyusho
Tadayoshi Ito
G02 - OPTICS
Information
Patent Grant
Intermittent injection type fuel injection valve
Patent number
4,280,661
Issue date
Jul 28, 1981
Kabushiki Kaisha Toyoto Chuo Kenkyusho
Yasusi Tanasawa
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Treating bath, forming a mixed carbide layer of Va-Group elements o...
Patent number
4,202,705
Issue date
May 13, 1980
Kabushiki Kaisha Toyoto Chuo Kenkyusho
Noboru Komatsu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...