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Patents Grants
last 30 patents
Information
Patent Grant
Combustion cylinder structure for oil burner
Patent number
5,087,195
Issue date
Feb 11, 1992
Toyotomi Kogyo Co., Ltd.
Yutaka Nakanishi
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Wick operating structure of lever actuation type for oil burner
Patent number
5,030,085
Issue date
Jul 9, 1991
Toyotomi Kogyo Co., Ltd.
Toshihiko Yamada
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Oil-fired space heater
Patent number
D314816
Issue date
Feb 19, 1991
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
D23 - Environmental heating and cooling
Information
Patent Grant
Oil fired space heater
Patent number
D310408
Issue date
Sep 4, 1990
Toyotomi Kogyo Co., Ltd.
Yoshio Mito
D23 - Environmental heating and cooling
Information
Patent Grant
Hot water circulating system
Patent number
4,921,166
Issue date
May 1, 1990
Toyotomi Kogyo Co., Ltd.
Motoki Matsumoto
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Hot water circulating system
Patent number
4,915,296
Issue date
Apr 10, 1990
Toyotomi Kogyo Co., Ltd.
Motoki Matsumoto
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Electric radiant heater
Patent number
D305260
Issue date
Dec 26, 1989
Toyotomi Kogyo Co., Ltd.
Yoshio Mito
D23 - Environmental heating and cooling
Information
Patent Grant
Fire-extinguishing device for oil burner
Patent number
4,872,829
Issue date
Oct 10, 1989
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Oil reservoir for oil burner
Patent number
4,854,858
Issue date
Aug 8, 1989
Toyotomi Kogyo Co., Ltd.
Yutaka Nakanishi
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Combustion cylinder structure for oil burner
Patent number
4,850,855
Issue date
Jul 25, 1989
Toyotomi Kogyo Co., Ltd.
Takashi Kawai
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Combustion cylinder structure for oil burner
Patent number
4,846,672
Issue date
Jul 11, 1989
Toyotomi Kogyo Co., Ltd.
Masanori Kawamura
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Oil-fired space heater or similar article
Patent number
D301163
Issue date
May 16, 1989
Toyotomi Kogyo Co., Ltd.
Yoshio Mito
D23 - Environmental heating and cooling
Information
Patent Grant
Fire-extinguishing device for oil burner
Patent number
4,810,185
Issue date
Mar 7, 1989
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Fire-extinguishing device for oil burner
Patent number
4,805,589
Issue date
Feb 21, 1989
Toyotomi Kogyo Co., Inc.
Yutaka Nakanishi
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Safety device for oil burner
Patent number
4,797,088
Issue date
Jan 10, 1989
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Oil gauge for cartridge-type oil tank
Patent number
4,790,184
Issue date
Dec 13, 1988
Toyotomi Kogyo Co., Ltd.
Yutaka Nakanishi
G01 - MEASURING TESTING
Information
Patent Grant
Automatic fire-extinguishing device for oil burner
Patent number
4,790,745
Issue date
Dec 13, 1988
Toyotomi Kogyo Co., Ltd.
Yutaka Nakanishi
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Vacuum cleaner
Patent number
D298874
Issue date
Dec 6, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
D32 - Washing, cleaning, or drying machine
Information
Patent Grant
Process of forming cylinder wall of burning cylinder for use in hea...
Patent number
4,775,437
Issue date
Oct 4, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Abnormal combustion detecting construction for burner
Patent number
4,770,628
Issue date
Sep 13, 1988
Toyotomi Kogyo Co., Ltd.
Michitaka Ohkura
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Combustion control system for oil burner
Patent number
4,770,627
Issue date
Sep 13, 1988
Toyotomi Kogyo Co., Ltd.
Toru Yoshino
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Fuel supply system for oil burner
Patent number
4,767,316
Issue date
Aug 30, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Catalyst moving structure for oil burner
Patent number
4,767,318
Issue date
Aug 30, 1988
Toyotomi Kogyo Co., Ltd.
Yutaka Nakanishi
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Oil-fired space heater
Patent number
D295443
Issue date
Apr 26, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
D23 - Environmental heating and cooling
Information
Patent Grant
Fire-extinguishing device for oil burner
Patent number
4,740,153
Issue date
Apr 26, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Oil-fired space heater
Patent number
D295311
Issue date
Apr 19, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
D23 - Environmental heating and cooling
Information
Patent Grant
Oil-fired space heater
Patent number
D295312
Issue date
Apr 19, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
D23 - Environmental heating and cooling
Information
Patent Grant
Oil-fired space heater
Patent number
D294857
Issue date
Mar 22, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
D23 - Environmental heating and cooling
Information
Patent Grant
Wick actuating device for the lever actuation type for oil burner
Patent number
4,726,762
Issue date
Feb 23, 1988
Toyotomi Kogyo Co., Ltd.
Kazuharu Nakamura
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Ignition system for oil burner
Patent number
4,714,426
Issue date
Dec 22, 1987
Toyotomi Kogyo Co., Ltd.
Yutaka Nakanishi
F24 - HEATING RANGES VENTILATING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73829270 - KERO-SUN
Serial number
73829270
Registration number
1596252
Filing date
Oct 4, 1989
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73829269 - TOYOSET
Serial number
73829269
Registration number
1596251
Filing date
Oct 4, 1989
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73829268 - CERAMICA
Serial number
73829268
Filing date
Oct 4, 1989
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73620744 - TURBO
Serial number
73620744
Filing date
Sep 18, 1986
Toyotomi Kogyo Co., Ltd.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73478539 - TOYOSET
Serial number
73478539
Registration number
1471186
Filing date
May 3, 1984
TOYOTOMI KOGYO CO., LTD.
7 - Machines and machine tools
Information
Trademark
73478538 - LASER CLEAN
Serial number
73478538
Registration number
1365431
Filing date
May 3, 1984
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73462901 - DOUBLE CLEAN
Serial number
73462901
Registration number
1345933
Filing date
Jan 27, 1984
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73462951 - RADIANT CLEAN
Serial number
73462951
Registration number
1374377
Filing date
Jan 27, 1984
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73462894 - TOYOSTOVE
Serial number
73462894
Registration number
1347564
Filing date
Jan 27, 1984
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73462900 - WARM BREEZE
Serial number
73462900
Registration number
1345932
Filing date
Jan 27, 1984
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73462902 - WHITE CLEAN
Serial number
73462902
Registration number
1345934
Filing date
Jan 27, 1984
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73462950 - RAINBOW
Serial number
73462950
Filing date
Jan 27, 1984
TOYOTOMI KOGYO CO., LTD.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73372298 - TOYOSET
Serial number
73372298
Registration number
1275996
Filing date
Jun 29, 1982
Toyotomi Kogyo Co., Ltd.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73359632 - TOYOSTOVE
Serial number
73359632
Registration number
1292763
Filing date
Apr 13, 1982
Toyotomi Kogyo Co., Ltd.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73359814 - TOYOTOMI
Serial number
73359814
Registration number
1295940
Filing date
Apr 13, 1982
Toyotomi Kogyo Co., Ltd.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73292847 - HAWAIIAN SUN
Serial number
73292847
Registration number
1211437
Filing date
Jan 12, 1981
Toyotomi Kogyo Co., Ltd.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes