Yoshio OGAWA

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reciprocating pump designed for preventing valves from being assemb...
- Patent number 11,313,365
- Issue date Apr 26, 2022
- Iwaki Co., Ltd.
- Yoshio Ogawa
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Valve seat and valve structure
- Patent number 10,941,868
- Issue date Mar 9, 2021
- Iwaki Co., Ltd.
- Yoshio Ogawa
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
RECIPROCATING PUMP
- Publication number 20200109707
- Publication date Apr 9, 2020
- IWAKI CO., LTD.
- Yoshio OGAWA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
VALVE SEAT AND VALVE STRUCTURE
- Publication number 20190390778
- Publication date Dec 26, 2019
- IWAKI CO., LTD.
- Yoshio OGAWA
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...