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Koyo Auto-Mech. Co., Ltd.
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Kashihara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Vehicle car steering system
Patent number
4,711,315
Issue date
Dec 8, 1987
Koyo Auto-Mech Co., Ltd.
Tomimasa Kitamura
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Rotary control valve of power steering system and method of produci...
Patent number
4,624,283
Issue date
Nov 25, 1986
Koyo Auto-Mech. Co. Ltd.
Takeshi Futaba
B24 - GRINDING POLISHING
Information
Patent Grant
Rotation control valve of power steering system
Patent number
4,535,798
Issue date
Aug 20, 1985
Koyo Auto-Mech. Co., Ltd.
Osamu Sano
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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