Masahiro Koyama

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Patents Grantslast 30 patents

Information Patent Grant
Tubing pump
- Patent number 10,012,225
- Issue date Jul 3, 2018
- Adamant Namiki Preccision Jewel Co., Ltd.
- Masahiro Koyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Tube clamp structure of tubing pump
- Patent number 9,541,221
- Issue date Jan 10, 2017
- Namiki Seimitsu Houseki Kabushiki Kaisha
- Masahiro Koyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Circumferential flow pump
- Patent number 7,290,979
- Issue date Nov 6, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Masahiro Koyama
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Circumferential flow pump
- Patent number 7,125,218
- Issue date Oct 24, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Masahiro Koyama
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
In-tank type fuel pump
- Patent number 4,966,522
- Issue date Oct 30, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Masahiro Koyama
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
ORALLY INGESTED COMPOSITION FOR IMPROVING SLEEP
- Publication number 20220133674
- Publication date May 5, 2022
- WELLNAS.CO., LTD
- Masahiro KOYAMA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
TUBE CLAMP STRUCTURE OF TUBING PUMP
- Publication number 20150285404
- Publication date Oct 8, 2015
- NAMIKI PRECISION SINGAPORE PTE. LTD.
- Masahiro Koyama
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
TUBING PUMP
- Publication number 20150275887
- Publication date Oct 1, 2015
- NAMIKI PRECISION SINGAPORE PTE. LTD.
- Masahiro Koyama
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Circumferential flow pump
- Publication number 20060120852
- Publication date Jun 8, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Masahiro Koyama
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Circumferential flow pump
- Publication number 20050175443
- Publication date Aug 11, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Masahiro Koyama
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...