Philip S. Sizer

Person

Dallas, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Retrievable sliding sleeve flow control valve for zonal isolation c...
- Patent number 6,648,073
- Issue date Nov 18, 2003
- Kerry D. Jernigan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Retrievable well monitor/controller system
- Patent number 6,464,004
- Issue date Oct 15, 2002
- Mark S. Crawford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole reeled tubing inspection system with fiberoptic cable
- Patent number 5,275,038
- Issue date Jan 4, 1994
- Otis Engineering Corporation
- Phillip S. Sizer
- G02 - OPTICS
Information Patent Grant
Subsurface safety valves and method and apparatus for their operation
- Patent number 5,205,355
- Issue date Apr 27, 1993
- Otis Engineering Corp.
- Marion H. Gay
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electrical cable in reeled tubing
- Patent number 5,191,173
- Issue date Mar 2, 1993
- Otis Engineering Corporation
- Phillip S. Sizer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsurface safety valves and method and apparatus for their operation
- Patent number 5,170,845
- Issue date Dec 15, 1992
- Otis Engineering Corp.
- Marion H. Gay
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electric surface controlled subsurface valve system
- Patent number 4,886,114
- Issue date Dec 12, 1989
- Otis Engineering Corporation
- Donald H. Perkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for maintenance and servicing of subsea wells
- Patent number 4,730,677
- Issue date Mar 15, 1988
- Otis Engineering Corporation
- Joseph L. Pearce
- E21 - EARTH DRILLING MINING
Information Patent Grant
Surface controlled subsurface safety valve
- Patent number 4,723,606
- Issue date Feb 9, 1988
- Otis Engineering Corporation
- Michael B. Vinzant
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well test apparatus and methods
- Patent number 4,583,592
- Issue date Apr 22, 1986
- Otis Engineering Corporation
- Imre I. Gazda
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for rotating coil tubing in a well
- Patent number 4,515,220
- Issue date May 7, 1985
- Otis Engineering Corporation
- Phillip S. Sizer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Surface controlled subsurface safety valves
- Patent number 4,449,587
- Issue date May 22, 1984
- Otis Engineering Corporation
- Charles M. Rodenberger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Underwater completion habitat
- Patent number 4,258,794
- Issue date Mar 31, 1981
- Otis Engineering Corporation
- Phillip S. Sizer
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Well tubing handling apparatus
- Patent number 4,251,176
- Issue date Feb 17, 1981
- Otis Engineering Corporation
- Phillip S. Sizer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for controlling a well during drilling operations
- Patent number 4,108,257
- Issue date Aug 22, 1978
- Otis Engineering Corporation
- Phillip S. Sizer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for controlling a well during drilling operations
- Patent number 4,076,083
- Issue date Feb 28, 1978
- Otis Engineering Corporation
- Philip S. Sizer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for performing a desired operation at a specif...
- Patent number 4,026,363
- Issue date May 31, 1977
- Otis Engineering Corporation
- John H. Yonker
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pipe snubbing method and apparatus
- Patent number 3,999,610
- Issue date Dec 28, 1976
- Otis Engineering Corporation
- Vernon R. Sage
- E21 - EARTH DRILLING MINING

Philip S. Sizer

Person

Patents Grantslast 30 patents

Retrievable sliding sleeve flow control valve for zonal isolation c...

Retrievable well monitor/controller system

Downhole reeled tubing inspection system with fiberoptic cable

Subsurface safety valves and method and apparatus for their operation

Electrical cable in reeled tubing

Subsurface safety valves and method and apparatus for their operation

Electric surface controlled subsurface valve system

Method and system for maintenance and servicing of subsea wells

Surface controlled subsurface safety valve

Well test apparatus and methods

Apparatus and method for rotating coil tubing in a well

Surface controlled subsurface safety valves

Underwater completion habitat

Well tubing handling apparatus

Apparatus for controlling a well during drilling operations

Method and apparatus for controlling a well during drilling operations

Apparatus and method for performing a desired operation at a specif...

Pipe snubbing method and apparatus