Louis Barrows

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Billerica, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Modular filter cassette
- Patent number 9,943,789
- Issue date Apr 17, 2018
- Entegris, Inc.
- John P. Puglia
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Purifier cassette
- Patent number 9,802,142
- Issue date Oct 31, 2017
- Entegris, Inc.
- Marc Brian Laverdiere
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Purification system with manifold assembly and removable filter cas...
- Patent number 9,468,872
- Issue date Oct 18, 2016
- Entegris, Inc.
- Marc Laverdiere
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
PURIFICATION SYSTEM
- Publication number 20150273365
- Publication date Oct 1, 2015
- Entegris, Inc.
- Marc Laverdiere
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MODULAR FILTER CASSETTE
- Publication number 20140246383
- Publication date Sep 4, 2014
- Entegris, Inc.
- John P. Puglia
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MODULAR FILTRATION SYSTEM
- Publication number 20140238922
- Publication date Aug 28, 2014
- Entegris, Inc.
- John P. Puglia
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Purifier Cassette
- Publication number 20140091027
- Publication date Apr 3, 2014
- Entegris, Inc.
- Marc Laverdiere
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS