Inventor · disambiguated record
Robert Edouard Schappel
Also filed as: SCHAPPEL ROBERT EDOUARD
3 granted patents·45 citations·filing 1975–1975
70Inventor score
Technology areasE21B
Files withSUBSEA EQUIPMENT ASS LTD3
Top patents by PatentIndex Score
3 records- 0157US4004635AMethod for connecting a submerged well head to a pipe consisting of steel tubesSUBSEA EQUIPMENT ASS LTD·Filed 1975·Granted Jan 25, 1977·24 cites·12 claims
- 0250US4023619AMethod of connecting of an undersea central station to a group of undersea wells and outflow pipesSUBSEA EQUIPMENT ASS LTD·Filed 1975·Granted May 17, 1977·19 cites·12 claims
- 0320US3983937AMethod of connection of an undersea well to a flexible outflow pipeSUBSEA EQUIPMENT ASS LTD·Filed 1975·Granted Oct 5, 1976·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →