David Spears

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Aliso Viejo, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Waste treatment device and method employing the same
- Patent number 6,139,744
- Issue date Oct 31, 2000
- Microseptec, Inc.
- David Spears
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Waste treatment device and method employing the same
- Patent number 6,048,452
- Issue date Apr 11, 2000
- R. C. Shades
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Membrane filtration system with control valves for optimizing flow...
- Patent number 5,503,735
- Issue date Apr 2, 1996
- Water Factory Systems
- Paul F. Vinas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Counter-top water purification system
- Patent number D366094
- Issue date Jan 9, 1996
- Water Factory Systems, Inc.
- Matthew F. Duncan
- D23 - Environmental heating and cooling
Information Patent Grant
Multi-port connecting device
- Patent number 5,354,464
- Issue date Oct 11, 1994
- Water Factory Systems
- Jack P. Slovak
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Purified water dispenser
- Patent number D350384
- Issue date Sep 6, 1994
- Water Factory Systems
- Laurence W. Bassett
- D23 - Environmental heating and cooling