Douglas B. McKenna

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Dover, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Rebreather adsorbent system
- Patent number 5,964,221
- Issue date Oct 12, 1999
- Gore Enterprise Holdings, Inc.
- Douglas B. McKenna
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Nonparticulating adsorbent recirculating filter
- Patent number 5,538,545
- Issue date Jul 23, 1996
- W. L. Gore & Associates
- Edwin G. Dauber
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
ULPA filter
- Patent number 5,507,847
- Issue date Apr 16, 1996
- W. L. Gore & Associates, Inc.
- Nelson A. George
- B32 - LAYERED PRODUCTS
Information Patent Grant
Diffusion panel for use in ultra-clean environments and method for...
- Patent number 5,395,429
- Issue date Mar 7, 1995
- W. L. Gore & Associates, Inc.
- Michael G. Sutsko
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Retractable gloves for handling objects in isolation
- Patent number 5,380,078
- Issue date Jan 10, 1995
- W. L. Gore & Associates, Inc.
- Carole A. Baczkowski
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS