Inventor
UCHIDA KOH
JP14 patents
⚠️ This page may combine multiple inventors who share the name “UCHIDA KOH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISSAN MOTOR
13 patentsUS4958695ASep 25, 1990
Variable assist power steering system
NISSAN MOTOR22 citations82
US4884648ADec 5, 1989
Variable assist power steering system with varying power assist characteristic
NISSAN MOTOR21 citations82
US4875542AOct 24, 1989
Hydraulic system for variable assist power steering system
NISSAN MOTOR9 citations73
US4865147ASep 12, 1989
Hydraulic fluid circuit for variable assist power steering system
NISSAN MOTOR11 citations73
US4860635AAug 29, 1989
Steering control valve for variable power assist steering system
NISSAN MOTOR13 citations73
US4860846AAug 29, 1989
Vehicle speed responsive variable assist power steering system
NISSAN MOTOR12 citations73
US4852462AAug 1, 1989
Operating noise-free fluid flow distributor circuit for variable assist power steering system
NISSAN MOTOR16 citations73
US4771841ASep 20, 1988
Variable power assist steering system for vehicle
NISSAN MOTOR15 citations73
US5207780AMay 4, 1993
Hydraulic valve device for automotive power steering gear
NISSAN MOTOR8 citations72
US4862985ASep 5, 1989
Variable assist power steering system with varying power assist with vehicle speed
NISSAN MOTOR14 citations71
US4830131AMay 16, 1989
Variable assist power steering system
NISSAN MOTOR16 citations70
US4846296AJul 11, 1989
Hydraulic fluid pressure control system for use with power assist steering
NISSAN MOTOR1 citations52
US4844126AJul 4, 1989
Rotary control valve for power assist steering system
NISSAN MOTOR1 citations49