Inventor · disambiguated record
Philip W. Eggleston
Also filed as: EGGLESTON PHILIP W · EGGLESTON PHILIP WAYNE
20 granted patents·2 pending applications·443 citations·filing 1975–2008
96Inventor score
Top patents by PatentIndex Score
22 records- 0195US4005848ABidirectional pressure-assisted valve sealFISHER CONTROLS CO·Filed 1975·Granted Feb 1, 1977·67 cites·9 claims
- 0290US7296585B2Elliptical sealing surface for butterfly valveFISHER CONTROLS INT·Filed 2006·Granted Nov 20, 2007·16 cites·7 claims
- 0390US4231546AHigh-temperature bidirectional metal sealFISHER CONTROLS CO·Filed 1978·Granted Nov 4, 1980·53 cites·5 claims
- 0487US5487527AValve actuatorFISHER CONTROLS INT·Filed 1994·Granted Jan 30, 1996·51 cites·15 claims
- 0583US7416164B2Elliptical sealing surface for butterfly valveFISHER CONTROLS INT·Filed 2007·Granted Aug 26, 2008·9 cites·8 claims
- 0677USD363761SValve actuatorFISHER CONTROLS INT·Filed 1994·Granted Oct 31, 1995·19 cites·1 claims
- 0774US6213141B1Rotary valve apparatus and associated methodsFiled 1999·Granted Apr 10, 2001·27 cites·5 claims
- 0869US7243901B2Rotary valve apparatus and associated methodsFISHER CONTROLS INT·Filed 2001·Granted Jul 17, 2007·14 cites·19 claims
- 0968US6332600B2Rotary valve apparatusFiled 2001·Granted Dec 25, 2001·11 cites·13 claims
- 1066US6062534ADouble acting rotary valve actuatorFISHER CONTROLS INT·Filed 1997·Granted May 16, 2000·25 cites·8 claims
- 1163US7080820B2Elliptical sealing surface for butterfly valveFISHER CONTROLS INT·Filed 2002·Granted Jul 25, 2006·8 cites·30 claims
- 1262US5988205ARotary valve actuator with zero lost motion universal connectionFISHER CONTROLS INT·Filed 1997·Granted Nov 23, 1999·21 cites·7 claims
- 1361US5853022AValve actuator with instrument mounting manifoldFISHER CONTROLS INT·Filed 1996·Granted Dec 29, 1998·26 cites·9 claims
- 1459US5979864ADouble convoluted pliable pressure conversion unitFISHER CONTROLS INT·Filed 1997·Granted Nov 9, 1999·20 cites·6 claims
- 1559US5762315AValve actuator with pliable pressure conversion deviceFISHER CONTROLS INT·Filed 1996·Granted Jun 9, 1998·21 cites·12 claims
- 1656US5427358ASweep flow valve with removable valve seatFISHER CONTROLS INT·Filed 1994·Granted Jun 27, 1995·20 cites·11 claims
- 1753US2008272324A1Elliptical sealing surface for butterfly valveFISHER CONTROLS INT·Filed 2008·Application pending·0 cites
- 1848US7347256B1Portable well fluid extraction apparatusEGGLESTON PHILIP W·Filed 2005·Granted Mar 25, 2008·2 cites·14 claims
- 1948US6000675ATension-spring return rotary valve actuatorFISHER CONTROLS INT·Filed 1997·Granted Dec 14, 1999·13 cites·14 claims
- 2046US5975487ARotary valve actuator with high-low-high torque linkageFISHER CONTROLS INT·Filed 1997·Granted Nov 2, 1999·12 cites·4 claims
- 2143US7007751B2Apparatus for extracting oil or other fluids from a wellEGGLESTON PHILIP W·Filed 2003·Granted Mar 7, 2006·8 cites·7 claims
- 2234US2002166662A1Apparatus for extracting oil or other fluids from a wellFiled 2002·Application pending·0 cites
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