Stephan Sears

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Menlo Park, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Vapor compression distillation system and method
- Patent number 5,968,321
- Issue date Oct 19, 1999
- Ridgewood WaterPure Corporation
- Stephan B. Sears
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus and method for vapor compression distillation device
- Patent number 5,597,453
- Issue date Jan 28, 1997
- Superstill Technology, Inc.
- Stephan B. Sears
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Apparatus including its own combination manifold/support assembly f...
- Patent number 4,978,429
- Issue date Dec 18, 1990
- Stephan B. Sears
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Radially compact fluid compressor
- Patent number 4,919,592
- Issue date Apr 24, 1990
- Superstill Technology, Inc.
- Stephan B. Sears
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Seal arrangement for a centrifugal type of pump
- Patent number 4,902,197
- Issue date Feb 20, 1990
- Superstill Technology, Inc.
- Richard O. Rhodes
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Water purification devices
- Publication number 20070209987
- Publication date Sep 13, 2007
- Stephan B. Sears
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE