Inventor · disambiguated record
Raymond M. Chappel
Also filed as: CHAPPEL RAYMOND M
4 granted patents·185 citations·filing 1974–1985
81Inventor score
Top patents by PatentIndex Score
4 records- 0168US3933640AMethods and apparatus for treating wastewaterAIRCO INC·Filed 1974·Granted Jan 20, 1976·21 cites·13 claims
- 0266US4526176ALong-life biomedical application device, particularly electrode, and method of transferring electrical currentFRANTZ MEDICAL DEV LTD·Filed 1981·Granted Jul 2, 1985·73 cites·19 claims
- 0362US4136023AMethods and apparatus for treating wastewaterAIRCO INC·Filed 1975·Granted Jan 23, 1979·23 cites·16 claims
- 0456US4693711ALong-life biomedical transcutaneous drug application device and method of transcutaneous application of drugsBREMER ROGER E·Filed 1985·Granted Sep 15, 1987·68 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →