Inventor · disambiguated record
Robert W. Hadfield
Also filed as: HADFIELD ROBERT · HADFIELD ROBERT W
9 granted patents·326 citations·filing 1978–2001
91Inventor score
Top patents by PatentIndex Score
9 records- 0185US5160808AAccess means for flush floor fittingBUTLER MANUFACTURING CO·Filed 1991·Granted Nov 3, 1992·66 cites·5 claims
- 0281US5257487AFloor box for in-floor activations in a concrete floorBUTLER MANUFACTURING CO·Filed 1992·Granted Nov 2, 1993·67 cites·4 claims
- 0378US4883924AOutlet fittingBUTLER MANUFACUTING COMPANY·Filed 1988·Granted Nov 28, 1989·50 cites·8 claims
- 0476US4573297AEconomy poke-thruBUTLER MANUFACTURING CO·Filed 1983·Granted Mar 4, 1986·32 cites·7 claims
- 0569US5467565AMethod and apparatus for improved activation of services in an office building floorWALKER SYSTEMS INC·Filed 1992·Granted Nov 21, 1995·47 cites·5 claims
- 0665US4209660AOut-of-sight service fittingsTEXTRON INC·Filed 1978·Granted Jun 24, 1980·23 cites·5 claims
- 0764US6641019B2Fastener driving tool with multi-size fastener magazineFiled 2001·Granted Nov 4, 2003·17 cites·12 claims
- 0852US5021608AActivating undercarpet cable from infloor conductorsBUTLER MANUFACTURING CO·Filed 1989·Granted Jun 4, 1991·15 cites·12 claims
- 0942US5049702AAftersetBUTLER MANUFACTURING CO·Filed 1989·Granted Sep 17, 1991·9 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →