Rumi Akiyama

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Kawasaki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid-ejection recording head and method of manufacturing liquid-e...
- Patent number 8,985,744
- Issue date Mar 24, 2015
- Canon Kabushiki Kaisha
- Rumi Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head
- Patent number 8,113,642
- Issue date Feb 14, 2012
- Canon Kabushiki Kaisha
- Rumi Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
LIQUID-EJECTION RECORDING HEAD AND METHOD OF MANUFACTURING LIQUID-E...
- Publication number 20110141198
- Publication date Jun 16, 2011
- Canon Kabushiki Kaisha
- Rumi Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD
- Publication number 20090201354
- Publication date Aug 13, 2009
- Canon Kabushiki Kaisha
- Rumi Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS