P

Inventor

NAKANISHI YUTAKA

JP62 patents
⚠️ This page may combine multiple inventors who share the name “NAKANISHI YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTOMI KOGYO CO LTD

19 patents
US6295937B1Oct 2, 2001

Intake/exhaust type combustion equipment

TOYOTOMI KOGYO CO LTD23 citations88
US4363620ADec 14, 1982

Fire extinguishing device for oil burner

TOYOTOMI KOGYO CO LTD21 citations82
US4790184ADec 13, 1988

Oil gauge for cartridge-type oil tank

TOYOTOMI KOGYO CO LTD13 citations74
US4569652AFeb 11, 1986

Combustion cylinder construction for oil space heater

TOYOTOMI KOGYO CO LTD9 citations74
US4498862AFeb 12, 1985

Device for adjusting the vertical position of wick in oil burner

TOYOTOMI KOGYO CO LTD11 citations74
US4484886ANov 27, 1984

Combustion cylinder construction for oil space heater of the type for radiating heat rays

TOYOTOMI KOGYO CO LTD11 citations74
US4390003AJun 28, 1983

Petroleum combustion device

TOYOTOMI KOGYO CO LTD9 citations74
US4810185AMar 7, 1989

Fire-extinguishing device for oil burner

TOYOTOMI KOGYO CO LTD9 citations72
US4797088AJan 10, 1989

Safety device for oil burner

TOYOTOMI KOGYO CO LTD19 citations72
US4740153AApr 26, 1988

Fire-extinguishing device for oil burner

TOYOTOMI KOGYO CO LTD5 citations63
US4608010AAug 26, 1986

Device for adjusting the vertical position of wick for oil burner

TOYOTOMI KOGYO CO LTD5 citations63
US4591000AMay 27, 1986

Automatic fire-extinguishing device for oil burner

TOYOTOMI KOGYO CO LTD5 citations63
US4583518AApr 22, 1986

Spacer structure for heating appliance

TOYOTOMI KOGYO CO LTD2 citations62
US4872829AOct 10, 1989

Fire-extinguishing device for oil burner

TOYOTOMI KOGYO CO LTD2 citations61
US4610239ASep 9, 1986

Cartridge-type oil tank construction

TOYOTOMI KOGYO CO LTD6 citations61
US4790745ADec 13, 1988

Automatic fire-extinguishing device for oil burner

TOYOTOMI KOGYO CO LTD5 citations60
US5087195AFeb 11, 1992

Combustion cylinder structure for oil burner

TOYOTOMI KOGYO CO LTD4 citations59
US5030085AJul 9, 1991

Wick operating structure of lever actuation type for oil burner

TOYOTOMI KOGYO CO LTD3 citations57
US4668179AMay 26, 1987

Oil burner of the wick ignition type

TOYOTOMI KOGYO CO LTD1 citations52

POLYMATECH CO LTD

4 patents

VICTOR COMPANY OF JAPAN

3 patents

HONDA MOTOR CO LTD

3 patents

NAKANISHI YUTAKA

3 patents

YONEZAWA CORP

3 patents

OPTEC CO LTD

2 patents

JVC KENWOOD CORP

2 patents

MORIROKU KK

2 patents

KOITO MFG CO LTD

2 patents

HITACHI CABLE

1 patent

DENKI KAGAKU KOGYO KK

1 patent

YAMAZAKI MASASHI

1 patent

SAIKA TECHNOLOGICAL INST FOUND

1 patent

FUJI POLYMERTECH CO LTD

1 patent

TOYOTOMI COMPANY LTD

1 patent

TOYOTOMI KOGYO CO INC

1 patent

Showing the top 50 of 62 patents by PatentIndex Score.