Tomoya YAMASAKI

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Structure and method for fastening ball seat for ball valve, trunni...
- Patent number 10,465,804
- Issue date Nov 5, 2019
- Kitz Corporation
- Osamu Watanabe
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Shaft sealing device and valve structure using the same
- Patent number 9,032,996
- Issue date May 19, 2015
- Kitz Corporation
- Kazuhiro Aoki
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Polymer actuator, and valve and shaft-sealing structure each using...
- Patent number 8,413,953
- Issue date Apr 9, 2013
- Kitz Corporation
- Kazuhiro Aoki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
STRUCTURE AND METHOD FOR FASTENING BALL SEAT FOR BALL VALVE, TRUNNI...
- Publication number 20170130847
- Publication date May 11, 2017
- KITZ CORPORATION
- Osamu WATANABE
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SHAFT SEALING DEVICE AND VALVE STRUCTURE USING THE SAME
- Publication number 20140013938
- Publication date Jan 16, 2014
- KITZ CORPORATION
- Kazuhiro AOKI
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
POLYMER ACTUATOR AND VALVE USING THE SAME
- Publication number 20120049095
- Publication date Mar 1, 2012
- Tomoya Yamasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLYMER ACTUATOR, AND VALVE AND SHAFT-SEALING STRUCTURE EACH USING...
- Publication number 20100313983
- Publication date Dec 16, 2010
- Kazuhiro Aoki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SHAFT SEALING DEVICE AND VALVE STRUCTURE USING THE SAME
- Publication number 20100051846
- Publication date Mar 4, 2010
- Kazuhiro Aoki
- G05 - CONTROLLING REGULATING