Inventor · disambiguated record
Paul W. Fischer
Also filed as: FISCHER PAUL · FISCHER PAUL W · FISCHER PAUL WALTER · PYE DAVID S
24 granted patents·762 citations·filing 1973–2008
97Inventor score
Top patents by PatentIndex Score
24 records- 0196US4192753AWell completion and workover fluid having low fluid lossUNION OIL CO·Filed 1978·Granted Mar 11, 1980·99 cites·28 claims
- 0295US4032460AInhibition of scale deposition in high temperature wellsUNION OIL CO·Filed 1975·Granted Jun 28, 1977·93 cites·10 claims
- 0394US3979305ALow fluid loss additive compositionUNION OIL CO·Filed 1974·Granted Sep 7, 1976·49 cites·18 claims
- 0493US3979304AMethod for drilling and treating subterranean formations using a low fluid loss agentUNION OIL CO·Filed 1974·Granted Sep 7, 1976·43 cites·8 claims
- 0591US4088583AComposition and method for drilling high temperature reservoirsUNION OIL CO·Filed 1976·Granted May 9, 1978·63 cites·19 claims
- 0686US4201678AFoam drilling and workover in high temperature wellsUNION OIL CO·Filed 1978·Granted May 6, 1980·45 cites·19 claims
- 0785US3989632AMethod of conducting drilling operationsUNION OIL CO·Filed 1975·Granted Nov 2, 1976·44 cites·10 claims
- 0884US4039459AComposition and method for drilling a reservoir containing a high temperature aqueous liquidUNION OIL CO·Filed 1976·Granted Aug 2, 1977·42 cites·12 claims
- 0975US4088190ACarbon dioxide foam floodingUNION OIL CO·Filed 1977·Granted May 9, 1978·24 cites·14 claims
- 1075US4045360AInhibiting wax deposition from a wax-containing oilUNION OIL CO·Filed 1975·Granted Aug 30, 1977·28 cites·8 claims
- 1174US3954629APolymeric diverting agentUNION OIL CO·Filed 1974·Granted May 4, 1976·36 cites·6 claims
- 1271US4121674AMethod for foam drilling using a biodegradable foaming agentUNION OIL CO·Filed 1977·Granted Oct 24, 1978·21 cites·12 claims
- 1370US4036764AMethod of foam drilling using a sulfoacetate foaming agentUNION OIL CO·Filed 1975·Granted Jul 19, 1977·22 cites·9 claims
- 1470US4013568AComposition and method for drilling formations containing geothermal fluidUNION OIL CO·Filed 1975·Granted Mar 22, 1977·23 cites·15 claims
- 1569US4120369AMethod for drilling a well through unconsolidated dolomite formationsUNION OIL CO·Filed 1977·Granted Oct 17, 1978·21 cites·18 claims
- 1669US3958635AMethod of inhibiting scale for high temperature steam wellsUNION OIL CO·Filed 1975·Granted May 25, 1976·23 cites·9 claims
- 1765US8303626B2Device for the decompression and therapy of the cervical spinal columnFISCHER PAUL WALTER·Filed 2008·Granted Nov 6, 2012·6 cites·7 claims
- 1865US3995705AMethod of foam drilling using a di-substituted taurate foaming agentUNION OIL CO·Filed 1975·Granted Dec 7, 1976·20 cites·13 claims
- 1959US4092252AControlling corrosion in gas-containing aqueous drilling fluidUNION OIL CO·Filed 1976·Granted May 30, 1978·15 cites·16 claims
- 2058US4005753AMethod of treating a subterranean formation with a polymeric diverting agentUNION OIL CO·Filed 1976·Granted Feb 1, 1977·22 cites·8 claims
- 2147US4319063AProcess and compositions for reducing fouling of heat exchange surfacesUNION OIL CO·Filed 1978·Granted Mar 9, 1982·7 cites·25 claims
- 2242US4390412AProcess and compositions for reducing fouling of heat exchange surfacesUNION OIL CO·Filed 1981·Granted Jun 28, 1983·6 cites·22 claims
- 2340US4121664ABiodegradable foaming agent in drilling and workover operationsUNION OIL CO·Filed 1977·Granted Oct 24, 1978·8 cites·12 claims
- 2422US4056471AAdsorption arrangementUETIKON CHEM FAB·Filed 1973·Granted Nov 1, 1977·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →