Christopher Walden

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Milford, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Gradient proportioning valve
- Patent number 11,940,424
- Issue date Mar 26, 2024
- Waters Technologies Corporation
- Timothy M. Raymond
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Active dampening gradient proportioning valve
- Patent number 11,821,880
- Issue date Nov 21, 2023
- Waters Technologies Corporation
- Timothy M. Raymond
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Passive dampening gradient proportioning valve
- Patent number 11,821,881
- Issue date Nov 21, 2023
- Waters Technologies Corporation
- Timothy M. Raymond
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
GRADIENT PROPORTIONING VALVE
- Publication number 20210156827
- Publication date May 27, 2021
- WATERS TECHNOLOGIES CORPORATION
- Timothy M. Raymond
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PASSIVE DAMPENING GRADIENT PROPORTIONING VALVE
- Publication number 20210156828
- Publication date May 27, 2021
- WATERS TECHNOLOGIES CORPORATION
- Timothy M. Raymond
- G01 - MEASURING TESTING
Information Patent Application
ACTIVE DAMPENING GRADIENT PROPORTIONING VALVE
- Publication number 20210156829
- Publication date May 27, 2021
- WATERS TECHNOLOGIES CORPORATION
- Timothy M. Raymond
- G01 - MEASURING TESTING