Inventor
NITTA HIROFUMI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “NITTA HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
6 patentsUS6739676B1May 25, 2004
Braking system having vacuum booster whose boosting ratio is lowered at fixed transition point at which wheel cylinder pressure increase is initiated
TOYOTA MOTOR CO LTD25 citations92
US6412883B1Jul 2, 2002
Vacuum booster apparatus and a brake apparatus
TOYOTA MOTOR CO LTD14 citations92
US6398316B1Jun 4, 2002
Vacuum booster apparatus and a brake apparatus
TOYOTA MOTOR CO LTD21 citations92
US6276763B1Aug 21, 2001
Method of diagnosing brake booster based on its input and output, and braking system including diagnosing device capable of practicing the method
TOYOTA MOTOR CO LTD21 citations92
US6666530B2Dec 23, 2003
Vacuum booster apparatus and a brake apparatus
TOYOTA MOTOR CO LTD9 citations74
US6612660B2Sep 2, 2003
Vacuum booster apparatus and a brake apparatus
TOYOTA MOTOR CO LTD4 citations74
AISIN SEIKI
6 patentsUS6334655B2Jan 1, 2002
Braking control apparatus for vehicles
AISIN SEIKI16 citations84
US6474750B2Nov 5, 2002
Brake control device for a vehicle
AISIN SEIKI8 citations74
US6679564B2Jan 20, 2004
Auxiliary hydraulic pressure source device for a vehicle
AISIN SEIKI3 citations63
US6619762B2Sep 16, 2003
Hydraulic brake apparatus for a vehicle
AISIN SEIKI3 citations63
US6430493B2Aug 6, 2002
Vehicular brake control device
AISIN SEIKI2 citations63
US6402267B2Jun 11, 2002
Braking control apparatus for vehicles
AISIN SEIKI4 citations63