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Patents Grants
last 30 patents
Information
Patent Grant
Burner device
Patent number
5,071,342
Issue date
Dec 10, 1991
Prince Industrial Development Company, Ltd.
Sadao Yoshinaga
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Gas burning tool
Patent number
D319761
Issue date
Sep 10, 1991
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
D08 - Tools and hardware
Information
Patent Grant
Gas combustion type dryer
Patent number
4,995,171
Issue date
Feb 26, 1991
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
A45 - HAND OR TRAVELLING ARTICLES
Information
Patent Grant
Burner device
Patent number
4,938,686
Issue date
Jul 3, 1990
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Burner Device
Patent number
4,804,324
Issue date
Feb 14, 1989
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Burner device
Patent number
4,643,671
Issue date
Feb 17, 1987
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Burner device
Patent number
4,597,732
Issue date
Jul 1, 1986
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Catalyst combustion curling device
Patent number
4,502,465
Issue date
Mar 5, 1985
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
A45 - HAND OR TRAVELLING ARTICLES
Information
Patent Grant
Gas cigarette lighter with solar cell
Patent number
4,288,209
Issue date
Sep 8, 1981
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Lighter with a watch
Patent number
4,209,977
Issue date
Jul 1, 1980
Prince Industrial Development Co., Ltd.
Sadao Yoshinaga
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Patents Applications
last 30 patents
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