P

Inventor

AKADO HAJIME

JP25 patents
⚠️ This page may combine multiple inventors who share the name “AKADO HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON DENSO CO

24 patents
US5049326ASep 17, 1991

Filter element and manufacture method thereof

NIPPON DENSO CO215 citations98
US4498989AFeb 12, 1985

Fluid filter element and support

NIPPON DENSO CO231 citations98
US3937015AFeb 10, 1976

Pleated filter in the exhaust manifold

NIPPON DENSO CO75 citations96
US5002666AMar 26, 1991

Filter element and manufacture method thereof

NIPPON DENSO CO109 citations95
US4439321AMar 27, 1984

Filter means

NIPPON DENSO CO75 citations95
US4430223AFeb 7, 1984

Filter element for filtering fluid and method of producing same

NIPPON DENSO CO142 citations95
US5297988AMar 29, 1994

Fragrance supplying apparatus for vehicle

NIPPON DENSO CO103 citations94
US5067455ANov 26, 1991

Method and apparatus for adding additives to lubricating oil

NIPPON DENSO CO60 citations94
US4746432AMay 24, 1988

Filter element with zig-zag pleats

NIPPON DENSO CO35 citations91
US4640779AFeb 3, 1987

Filter element

NIPPON DENSO CO44 citations91
US4300928ANov 17, 1981

Structure for supporting air filter

NIPPON DENSO CO32 citations91
US4486206ADec 4, 1984

Cyclone type air cleaner

NIPPON DENSO CO55 citations90
US5240540AAug 31, 1993

Method for producing filter element

NIPPON DENSO CO42 citations88
US4569813AFeb 11, 1986

Method of manufacturing a filter device

NIPPON DENSO CO19 citations82
US4087966AMay 9, 1978

Exhaust gas cleaning device

NIPPON DENSO CO25 citations82
US4898462AFeb 6, 1990

Device for detecting a transmissivity of a substance

NIPPON DENSO CO20 citations81
US4738778AApr 19, 1988

Zig zag filter element

NIPPON DENSO CO24 citations81
US4130405ADec 19, 1978

Air cleaner arrangement

NIPPON DENSO CO24 citations79
US4744902AMay 17, 1988

Annular wave filter device

NIPPON DENSO CO10 citations73
US4244343AJan 13, 1981

Thermostatic valve for compensating air fuel mixture for air temperature change

NIPPON DENSO CO16 citations73
US4273564AJun 16, 1981

Air cleaner of internal combustion engines

NIPPON DENSO CO17 citations72
US4112896ASep 12, 1978

Temperature responsive device for internal combustion engines

NIPPON DENSO CO12 citations71
US4126109ANov 21, 1978

Temperature responsive device for internal combustion engine

NIPPON DENSO CO4 citations61
US4077787AMar 7, 1978

Air cleaner for automotive vehicle

NIPPON DENSO CO5 citations61

KARIYA TOYOTA JIDOSHA KOGYO K

1 patent