Inventor · disambiguated record
Wilbur A. Spraker, Jr.
Also filed as: SPRAKER JR WILBUR A · SPRAKER JR WILBUR ALLEN · SPRAKER WILBUR A
4 granted patents·120 citations·filing 1975–1987
80Inventor score
Top patents by PatentIndex Score
4 records- 0186US3994620AVariable exducer turbine controlWALLACE MURRAY CORP·Filed 1975·Granted Nov 30, 1976·51 cites·10 claims
- 0261US4840036AAir cycle refrigeration systemHOUSEHOLD MFG INC·Filed 1987·Granted Jun 20, 1989·30 cites·9 claims
- 0352US4149371AAir supply control systemWALLACE MURRAY CORP·Filed 1977·Granted Apr 17, 1979·20 cites·1 claims
- 0444US4384821AFree floating divider wall turbine housingWALLACE MURRAY CORP·Filed 1981·Granted May 24, 1983·19 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →