Inventor · disambiguated record
Robert E. Bidwell
Also filed as: BIDWELL ROBERT · BIDWELL ROBERT E
21 granted patents·1,953 citations·filing 1975–1997
97Inventor score
Top patents by PatentIndex Score
21 records- 0197US6007521ADrainage catheter systemFiled 1997·Granted Dec 28, 1999·1.2k cites·29 claims
- 0290US4687392ATorque limiting fastenerBIDWELL ROBERT E·Filed 1986·Granted Aug 18, 1987·90 cites·11 claims
- 0378USD245372SUnderwater drainage device with dual collection chambersDEKNATEL INC·Filed 1976·Granted Aug 9, 1977·13 cites·1 claims
- 0477US5546852AFood preparation assemblyFiled 1995·Granted Aug 20, 1996·46 cites·22 claims
- 0571US4425125ATwo-chamber underwater drainage apparatus with oneway outflow valveBIORESEARCH INC·Filed 1981·Granted Jan 10, 1984·23 cites·6 claims
- 0670USD250207SPleural cavity drainage containerDEKNATEL INC·Filed 1977·Granted Nov 7, 1978·9 cites·1 claims
- 0769USD245538SStand for a drainage deviceDEKNATEL INC·Filed 1975·Granted Aug 23, 1977·9 cites·1 claims
- 0866US4105031AAttachable expansion chamber for pleural drainage deviceDEKNATEL INC·Filed 1975·Granted Aug 8, 1978·67 cites·26 claims
- 0966US4015603ASurgical drainage system with pressure indicatorDEKNATEL INC·Filed 1975·Granted Apr 5, 1977·68 cites·5 claims
- 1065US4249523AAdjustable orthopedic foot splintBIORESEARCH INC·Filed 1979·Granted Feb 10, 1981·49 cites·23 claims
- 1162US5779670ACatheter having lubricated sheathingFiled 1995·Granted Jul 14, 1998·101 cites·20 claims
- 1261US4112948ASurgical drainage system with pressure indicator and enclosed source of liquidDEKNATEL INC·Filed 1976·Granted Sep 12, 1978·54 cites·7 claims
- 1360USD255937SPleural cavity drainage containerHOWMEDICA·Filed 1978·Granted Jul 15, 1980·6 cites·1 claims
- 1460US4018224AUnderwater drainage device with dual collection chambersDEKNATEL INC·Filed 1976·Granted Apr 19, 1977·52 cites·6 claims
- 1557US4258824ASound muffling baffle for drainage deviceBIORESEARCH INC·Filed 1979·Granted Mar 31, 1981·46 cites·1 claims
- 1653US4296748AUnderwater drainage apparatus with separable suction control chamberBIORESEARCH INC·Filed 1979·Granted Oct 27, 1981·37 cites·5 claims
- 1751USD263168SPortable drainage deviceKURTZ LEONARD D·Filed 1979·Granted Feb 23, 1982·4 cites·1 claims
- 1843US4306558APortable liquid collection deviceBIORESEARCH INC·Filed 1980·Granted Dec 22, 1981·31 cites·9 claims
- 1941US4312351ADrainage device with separate outflow chamberKURTZ LEONARD D·Filed 1979·Granted Jan 26, 1982·23 cites·11 claims
- 2038US4261362AUnderwater drainage apparatus with reduced dead air spaceBIORESEARCH INC·Filed 1979·Granted Apr 14, 1981·16 cites·15 claims
- 2127US4324244ATwo-chamber underwater drainage apparatus with oneway outflow valve and dual hangar retainersKURTZ ROBERT J·Filed 1980·Granted Apr 13, 1982·8 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Robert E. Bidwell files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →