Inventor · disambiguated record

Robert A. Bertelsen

Also filed as: BERTELSEN ROBERT A

2 granted patents·252 citations·filing 1987–1987

71Inventor score

Technology areasB01D

Files withOSMONICS INC2

Top patents by PatentIndex Score

2 records

0193US4846970ACross-flow filtration membrane test unitOSMONICS INC·Filed 1987·Granted Jul 11, 1989·165 cites·13 claims
0290US4839037ATapered, spirally wound filter cartridge and method of making sameOSMONICS INC·Filed 1987·Granted Jun 13, 1989·87 cites·19 claims

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