Inventor · disambiguated record
John R. Bookwalter
Also filed as: BOOKWALTER JOHN · BOOKWALTER JOHN R
23 granted patents·3 pending applications·1,552 citations·filing 1979–2013
97Inventor score
Top patents by PatentIndex Score
26 records- 0195US4424724AMulti-position ratchet mechanismCODMAN & SHURTLEFF·Filed 1981·Granted Jan 10, 1984·93 cites·5 claims
- 0294US5375481AMulti-position ratchet mechanismCODMAN & SHURTLEFF·Filed 1993·Granted Dec 27, 1994·120 cites·3 claims
- 0393US5365921AFlip-up sternal retractorBOOKWALTER JOHN R·Filed 1993·Granted Nov 22, 1994·108 cites·6 claims
- 0492US4254763ASurgical retractor assemblyCODMAN & SHURTLEFF·Filed 1979·Granted Mar 10, 1981·329 cites·12 claims
- 0589USD323390SSecurity clip for joining a feed line to a cannulaPAINE DONALD A·Filed 1989·Granted Jan 21, 1992·57 cites·1 claims
- 0686USD349573SQuick-lock holder for laparoscopic instrumentFLEXBAR MACHINE CORP·Filed 1992·Granted Aug 9, 1994·29 cites·1 claims
- 0785US5320444AEnclosed surgical apparatus clampBOOKWALTER JOHN R·Filed 1993·Granted Jun 14, 1994·66 cites·9 claims
- 0881US4926877ABiopsy needle with completely closable cutting end boreBOOKWALTER JOHN R·Filed 1989·Granted May 22, 1990·180 cites·6 claims
- 0977USD389242SCombined laphroscopic tool holder and positionerFLEXBAR MACHINE CORP·Filed 1996·Granted Jan 13, 1998·21 cites·1 claims
- 1076US8894029B2Retractor ring holderAGBODOE VICTOR·Filed 2011·Granted Nov 25, 2014·12 cites·20 claims
- 1173US6808493B1Adjustable ratchet retractor support apparatusFLEXBAR MACHINE CORP·Filed 2002·Granted Oct 26, 2004·79 cites·10 claims
- 1273USD389913SCombined lap aroscopic tool holder and positionerFLEXBAR MACHINE CORP·Filed 1996·Granted Jan 27, 1998·18 cites·1 claims
- 1372US4421108ASurgical retractor holderCODMAN & SHURTLEFF·Filed 1981·Granted Dec 20, 1983·88 cites·2 claims
- 1471US6530883B2Surgical retractor assemblyCODMAN & SHURTLEFF·Filed 2001·Granted Mar 11, 2003·54 cites·11 claims
- 1570USD388515SCombined laparoscopic tool holder and positionerFLEXBAR MACHINE CORP·Filed 1996·Granted Dec 30, 1997·16 cites·1 claims
- 1664US4467791ASurgical retractor holderCODMAN & SHURTLEFF·Filed 1983·Granted Aug 28, 1984·61 cites·1 claims
- 1762US6241659B1Surgical retractor assembly with controlled rotationCODMAN & SHURTLEFF·Filed 1999·Granted Jun 5, 2001·99 cites·8 claims
- 1855US6620097B1Three-dimensional tilt ratchet mechanismCODMAN & SHURTLEFF·Filed 2002·Granted Sep 16, 2003·19 cites·16 claims
- 1951US5520608AOrthopaedic retractor bladeJOHNSON & JOHNSON PROFESSIONAL·Filed 1994·Granted May 28, 1996·56 cites·3 claims
- 2044US9125641B2Three dimensional tilt rachet with self retaining mechanismSYMMETRY MEDICAL MFG INC·Filed 2013·Granted Sep 8, 2015·0 cites·8 claims
- 2144US2010210913A1Disposable padding for a self-retaining retraction deviceCODMAN & SHURTLEFF·Filed 2010·Application pending·0 cites
- 2243US2006084843A1Disposable padding for a self-retaining retraction deviceCODMAN & SHURTLEFF·Filed 2004·Application pending·0 cites
- 2338US2015073420A1Femoral elevatorSYMMETRY MEDICAL INC·Filed 2013·Application pending·0 cites
- 2437US4771492ATrip bar for hospital bed crib sidePAINE DONALD A·Filed 1987·Granted Sep 20, 1988·19 cites·2 claims
- 2533US5320314ABuilt-in enclosed stabilizer post operating table clampBOOKWALTER JOHN R·Filed 1993·Granted Jun 14, 1994·17 cites·2 claims
- 2632US5356100ASliding-fit operating table stabilizing post and rackBOOKWALTER JOHN R·Filed 1993·Granted Oct 18, 1994·11 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →