Inventor · disambiguated record
Raymond A. Koehler
Also filed as: KOEHLER RAYMOND · KOEHLER RAYMOND A
6 granted patents·230 citations·filing 1978–1996
87Inventor score
Top patents by PatentIndex Score
6 records- 0179US4374169AAbrasion resistant, reinforced screen panel memberUOP INC·Filed 1981·Granted Feb 15, 1983·36 cites·13 claims
- 0276US4428423AWell screen end fitting assembly and method of making sameUOP INC·Filed 1982·Granted Jan 31, 1984·39 cites·7 claims
- 0369US4452656AMethod and apparatus for making plastic screen panelsUOP INC·Filed 1982·Granted Jun 5, 1984·29 cites·5 claims
- 0462US5568910AAnesthesia machineDELMARVA LAB INC·Filed 1995·Granted Oct 29, 1996·96 cites·28 claims
- 0552US4200218AMethod of attaching fittings to a cylindrical well screenUOP INC·Filed 1978·Granted Apr 29, 1980·17 cites·3 claims
- 0630US5743257ADual valve, anesthesia machine having same, and method for using sameDELMARVA LAB INC·Filed 1996·Granted Apr 28, 1998·13 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →