Takao Umeda

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Hitachinaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing an inkjet head through the anodic bonding o...
- Patent number 7,745,307
- Issue date Jun 29, 2010
- Ricoh Printing Systems, Ltd.
- Takao Umeda
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Method of manufacturing an inkjet head through the anodic bonding o...
- Patent number 7,651,197
- Issue date Jan 26, 2010
- Ricoh Printing Systems, Ltd.
- Takao Umeda
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MANUFACTURING AN INKJET HEAD THROUGH THE ANODIC BONDING O...
- Publication number 20080293216
- Publication date Nov 27, 2008
- Takao Umeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method of manufacturing an inkjet head through the anodic bonding o...
- Publication number 20060139407
- Publication date Jun 29, 2006
- Takao Umeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS