DENKEN CO., LTD.

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Yamashina-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for casting dental prosthesis
- Patent number 7,048,031
- Issue date May 23, 2006
- Denken Co., Ltd.
- Masaki Usui
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for casting dental prosthesis
- Patent number 6,488,074
- Issue date Dec 3, 2002
- Denken Co., Ltd.
- Masaki Usui
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Wax spatula apparatus
- Patent number 6,441,345
- Issue date Aug 27, 2002
- Denken Co., Ltd.
- Masaki Usui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of and apparatus for casting dental prosthesis
- Patent number 6,386,265
- Issue date May 14, 2002
- Denken Co., Ltd.
- Masaki Usui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Crystallization furnace for dental prostheses
- Patent number D336336
- Issue date Jun 8, 1993
- Olympus Optical Company, Ltd.
- Yasuharu Hakamatsuka
- D24 - Medical and laboratory equipment
Information Patent Grant
Casting machine for dental prostheses
- Patent number D335539
- Issue date May 11, 1993
- Olympus Optical Company, Ltd.
- Yasuharu Hakamatsuka
- D24 - Medical and laboratory equipment
Information Patent Grant
Crystallization furnace for dental prostheses
- Patent number D335537
- Issue date May 11, 1993
- Olympus Optical Company, Ltd.
- Yasuharu Hakamatsuka
- D24 - Medical and laboratory equipment

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Patents Applicationslast 30 patents

Information Patent Application
Apparatus for casting dental prosthesis
- Publication number 20030234095
- Publication date Dec 25, 2003
- DENKEN CO., LTD.
- Masaki Usui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Apparatus for casting dental prosthesis
- Publication number 20020029864
- Publication date Mar 14, 2002
- DENKEN CO., LTD.
- Masaki Usui
- B22 - CASTING POWDER METALLURGY