Kenichiro Nagai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Air conditioning equipment, fan equipment, method of reducing noise...
- Patent number 7,856,837
- Issue date Dec 28, 2010
- Mitsubishi Denki Kabushiki Kaisha
- Kouji Yamashita
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
PRESSURE FLUCTUATION ABSORBING STRUCTURE
- Publication number 20230360626
- Publication date Nov 9, 2023
- JAPAN AEROSPACE EXPLORATION AGENCY
- Tatsuya ISHII
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND ABSORPTION DEVICE
- Publication number 20230343317
- Publication date Oct 26, 2023
- Kabushiki Kaisha Toshiba
- Tatsuhiko GOTO
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Air conditioning equipment, fan equipment, method of reducing noise...
- Publication number 20070060038
- Publication date Mar 15, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Kouji Yamashita
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...