John F. Hoffman

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Springfield, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Applying a seal to a fuel cell component
- Patent number 9,312,547
- Issue date Apr 12, 2016
- Audi AG
- Kristoffer Ridgeway
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
APPLYING A SEAL TO A FUEL CELL COMPONENT
- Publication number 20160190609
- Publication date Jun 30, 2016
- Audi AG
- Kristoffer Ridgeway
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPLYING A SEAL TO A FUEL CELL COMPONENT
- Publication number 20130052565
- Publication date Feb 28, 2013
- UTC POWER CORPORATION
- Kristoffer Ridgeway
- H01 - BASIC ELECTRIC ELEMENTS