Shigeyoshi Umezawa

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Fukui, JP

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Patents Grantslast 30 patents

Information Patent Grant
Illumination knob and method of manufacturing knob
- Patent number 6,951,404
- Issue date Oct 4, 2005
- Matsushita Electric Industrial Co., Ltd.
- Shigeyoshi Umezawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Light-controlling device used for vehicle
- Patent number 6,621,224
- Issue date Sep 16, 2003
- Matsushita Electric Industrial Co., Ltd.
- Shigeyoshi Umezawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multidirectional switch and operation unit using the same
- Patent number 6,580,039
- Issue date Jun 17, 2003
- Matsushita Electric Industrial
- Yoshiyuki Nakade
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-directional operating switch and electronic device using the...
- Patent number 6,359,243
- Issue date Mar 19, 2002
- Matsushita Electric Industrial Co., Ltd.
- Yoshiyuki Nakade
- G05 - CONTROLLING REGULATING
Information Patent Grant
Light adjustment device for a vehicle
- Patent number 6,329,755
- Issue date Dec 11, 2001
- Matsushita Electric Industrial Co., Ltd.
- Yoshiyuki Nakade
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Illumination knob and method of manufacturing knob
- Publication number 20040136176
- Publication date Jul 15, 2004
- Shigeyoshi Umezawa
- B60 - VEHICLES IN GENERAL
Information Patent Application
Light-controlling device used for vehicle
- Publication number 20030085660
- Publication date May 8, 2003
- Shigeyoshi Umezawa
- B60 - VEHICLES IN GENERAL
Information Patent Application
Multidirectional switch and operation unit using the same
- Publication number 20010027912
- Publication date Oct 11, 2001
- Yoshiyuki Nakade
- H01 - BASIC ELECTRIC ELEMENTS