Inventor · disambiguated record
William W. Speer
Also filed as: SPEER WILLIAM · SPEER WILLIAM W
8 granted patents·252 citations·filing 1986–2018
89Inventor score
Top patents by PatentIndex Score
8 records- 0189US10562463B1Vehicle load carrier with integrated handling wheelsSPEER WILLIAM W·Filed 2018·Granted Feb 18, 2020·12 cites·11 claims
- 0289US7600774B1Cam action tightening receiver hitch assemblySPEER WILLIAM W·Filed 2007·Granted Oct 13, 2009·40 cites·9 claims
- 0388US5344175AReceiver hitch mechanism for eliminating movement in trailer hitch receiversSPEER WILLIAM W·Filed 1993·Granted Sep 6, 1994·67 cites·10 claims
- 0485US10012291B2Low modulus belt utilizing tensile member and belt carcassCONTITECH ANTRIEBSSYSTEME GMBH·Filed 2016·Granted Jul 3, 2018·4 cites·14 claims
- 0576US6131938AWobble and rattle resistant receiver hitchFiled 1998·Granted Oct 17, 2000·41 cites·5 claims
- 0674US5232133AApparatus for carrying articles and portable table attachable to a trailer-hitch ballSPEER WILLIAM W·Filed 1992·Granted Aug 3, 1993·41 cites·10 claims
- 0762US4901896AApparatus for connecting article carriers to a trailer hitch ballSPEER WILLIAM W·Filed 1988·Granted Feb 20, 1990·23 cites·8 claims
- 0851US4765636ASteerable wheeled pushcartSPEER WILLIAM W·Filed 1986·Granted Aug 23, 1988·24 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →