Inventor · disambiguated record
Walter E. Schaffner
Also filed as: SCHAFFNER WALTER · SCHAFFNER WALTER E
19 granted patents·1 pending application·2,382 citations·filing 1985–2008
97Inventor score
Files withPRIDE MOBILITY PRODUCTS CORP7PRIDE HEALTH CARE INC6SCHAFFNER WALTER E3HOECHST AG2BOEHRINGER MANNHEIM GMBH1
Top patents by PatentIndex Score
20 records- 0199US6199647B1Mid-wheel drive power wheelchairPRIDE MOBILITY PRODUCTS CORP·Filed 1999·Granted Mar 13, 2001·146 cites·14 claims
- 0298US5944131AMid-wheel drive power wheelchairPRIDE HEALTH CARE INC·Filed 1996·Granted Aug 31, 1999·252 cites·8 claims
- 0398USD404693SPower wheelchairPRIDE HEALTH CARE INC·Filed 1997·Granted Jan 26, 1999·105 cites·1 claims
- 0497USD397645SMotorized wheelchairPRIDE HEALTH CARE INC·Filed 1996·Granted Sep 1, 1998·93 cites·1 claims
- 0596US6543798B2Anti-tip caster suspension for a wheelchairPRIDE MOBILITY PRODUCTS CORP·Filed 2001·Granted Apr 8, 2003·180 cites·28 claims
- 0696US6129165ACurb-climbing power wheelchairPRIDE MOBILITY PRODUCTS CORP·Filed 1998·Granted Oct 10, 2000·219 cites·32 claims
- 0795US6640916B2Mid-wheel drive power wheelchairPRIDE MOBILITY PRODUCTS CORP·Filed 2001·Granted Nov 4, 2003·100 cites·10 claims
- 0894US6000758AReclining lift chairPRIDE HEALTH CARE INC·Filed 1996·Granted Dec 14, 1999·132 cites·66 claims
- 0994US4968615ADeoxyribonucleic acid segment from a virusCIBA GEIGY CORP·Filed 1985·Granted Nov 6, 1990·601 cites·25 claims
- 1091US6176335B1Power wheelchairPRIDE MOBILITY PRODUCTS CORP·Filed 1996·Granted Jan 23, 2001·128 cites·28 claims
- 1190US6186252B1Foldable midwheel drive power chairPRIDE MOBILITY PRODUCTS CORP·Filed 1998·Granted Feb 13, 2001·115 cites·25 claims
- 1290US5695021AElectrically-powered scooter for personal transportPRIDE HEALTH CARE INC·Filed 1993·Granted Dec 9, 1997·103 cites·5 claims
- 1385US7490683B2Curb-climbing power wheelchairSCHAFFNER WALTER E·Filed 2004·Granted Feb 17, 2009·56 cites·44 claims
- 1484US7104346B2Power wheelchairSCHAFFNER WALTER E·Filed 2003·Granted Sep 12, 2006·59 cites·37 claims
- 1573US5849522AEnhancer for eukaryotic expression systemsHOECHST AG·Filed 1995·Granted Dec 15, 1998·29 cites·4 claims
- 1667US6218140B1Enhancer for eukaryotic expression systemsHOECHST AG·Filed 1994·Granted Apr 17, 2001·25 cites·45 claims
- 1762USD384939SChair controlPRIDE HEALTH CARE INC·Filed 1996·Granted Oct 14, 1997·11 cites·1 claims
- 1861US6749262B2Adjustable hinge and support structurePRIDE MOBILITY PRODUCTS CORP·Filed 2001·Granted Jun 15, 2004·18 cites·7 claims
- 1950US2010170730A1Curb-climbing power wheelchairSCHAFFNER WALTER E·Filed 2008·Application pending·0 cites
- 2048US4983518AEukaryotic expression vectors with multimeric enhancer segments, a process for the preparation thereof and the use thereofBOEHRINGER MANNHEIM GMBH·Filed 1988·Granted Jan 8, 1991·10 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →