Stephen E. Clark

Person

Norfolk, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus for manufacturing multi-layered high deformation piezoele...
- Patent number 6,257,293
- Issue date Jul 10, 2001
- Face International Corp.
- Samuel A. Face
- B32 - LAYERED PRODUCTS
Information Patent Grant
Piezoelectrically actuated shaver
- Patent number 6,158,126
- Issue date Dec 12, 2000
- Face International Corp.
- Norvell S. Rose
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Method of manufacturing multi-layered flextensional piezoelectric t...
- Patent number 6,156,145
- Issue date Dec 5, 2000
- Face International Corp.
- Stephen Clark
- B32 - LAYERED PRODUCTS
Information Patent Grant
Piezoelectrically actuated peristaltic pump
- Patent number 6,074,178
- Issue date Jun 13, 2000
- Face International Corp.
- Richard P. Bishop
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Piezoelectrically actuated piston pump
- Patent number 6,071,088
- Issue date Jun 6, 2000
- Face International Corp.
- Richard P. Bishop
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Piezoelectrically actuated fluid pumps
- Patent number 6,042,345
- Issue date Mar 28, 2000
- Face International Corporation
- Richard P Bishop
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method for manufacturing multi-layered high-deformation piezoelectr...
- Patent number 6,030,480
- Issue date Feb 29, 2000
- Face International Corp.
- Samuel A. Face
- B32 - LAYERED PRODUCTS
Information Patent Grant
Piezoelectrically actuated ground fault interrupter circuit apparatus
- Patent number 5,861,702
- Issue date Jan 19, 1999
- Richard Patten Bishop
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing flextensional transducer using pre-curved p...
- Patent number 5,849,125
- Issue date Dec 15, 1998
- Stephen E. Clark
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Piezoelectrically actuated fluid pumps
- Patent number 5,816,780
- Issue date Oct 6, 1998
- Face International Corp.
- Richard P. Bishop
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Separator valve
- Patent number 5,348,041
- Issue date Sep 20, 1994
- Stephen E. Clark
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Automatic separator valve
- Patent number 5,161,564
- Issue date Nov 10, 1992
- Stephen E. Clark
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Float controlled separator valve
- Patent number 4,580,592
- Issue date Apr 8, 1986
- Stephen E. Clark
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Global positioning and timing system and method for race start line...
- Publication number 20130054138
- Publication date Feb 28, 2013
- Stephen E. Clark
- G01 - MEASURING TESTING

Stephen E. Clark

Person

Patents Grantslast 30 patents

Apparatus for manufacturing multi-layered high deformation piezoele...

Piezoelectrically actuated shaver

Method of manufacturing multi-layered flextensional piezoelectric t...

Piezoelectrically actuated peristaltic pump

Piezoelectrically actuated piston pump

Piezoelectrically actuated fluid pumps

Method for manufacturing multi-layered high-deformation piezoelectr...

Piezoelectrically actuated ground fault interrupter circuit apparatus

Method of manufacturing flextensional transducer using pre-curved p...

Piezoelectrically actuated fluid pumps

Separator valve

Automatic separator valve

Float controlled separator valve

Patents Applicationslast 30 patents

Global positioning and timing system and method for race start line...