Walter W. Hildenbrand

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Brewster, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Thermophoretic filtering of liquids
- Patent number 5,158,690
- Issue date Oct 27, 1992
- International Business Machines Corporation
- John S. Batchelder
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Ultra-fast photometric instrument
- Patent number 4,585,348
- Issue date Apr 29, 1986
- International Business Machines Corporation
- Jean-Claude A. Chastang
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for compensating for instability of a stream o...
- Patent number 4,223,318
- Issue date Sep 16, 1980
- International Business Machines Corporation
- E. Hal Bogardus
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS