Nobuo Tojo

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Togane-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plunger pump
- Patent number 6,053,091
- Issue date Apr 25, 2000
- Maruyama Mfg. Co., Inc.
- Nobuo Tojo
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Seal device for reciprocating pump
- Patent number 4,875,690
- Issue date Oct 24, 1989
- Maruyama Mfg. Co. Inc.
- Nobuo Tojo
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
PRESSURE REGULATING VALVE WITH PISTON
- Publication number 20240369148
- Publication date Nov 7, 2024
- Maruyama Mfg. Co., Inc.
- Nobuo Tojo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
SEAL STRUCTURE WITH ANNULAR PACKING
- Publication number 20240003422
- Publication date Jan 4, 2024
- Maruyama Mfg. Co., Inc.
- Nobuo Tojo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
RECIPROCATING PUMP
- Publication number 20180163719
- Publication date Jun 14, 2018
- Maruyama Mfg. Co., Inc.
- Nobuo Tojo
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
RECIPROCATING PUMP
- Publication number 20090257897
- Publication date Oct 15, 2009
- Maruyama Mfg. Co., Inc.
- Nobuo Tojo
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Reciprocating pump apparatus
- Publication number 20070237651
- Publication date Oct 11, 2007
- Maruyama Mfg. Co., Inc.
- Nobuo Tojo
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...