Inventor · disambiguated record
Williard P. Spalding
Also filed as: SPALDING WILLIARD P
2 granted patents·34 citations·filing 1976–1991
61Inventor score
Technology areasB60T
Files withWESTINGHOUSE AIR BRAKE CO2
Top patents by PatentIndex Score
2 records- 0183US4033629AAutomatic freight car brake apparatus with spring-applied fluid-pressure-released hand brakeWESTINGHOUSE AIR BRAKE CO·Filed 1976·Granted Jul 5, 1977·26 cites·21 claims
- 0245US5207482AVent valve device having disabling meansWESTINGHOUSE AIR BRAKE CO·Filed 1991·Granted May 4, 1993·8 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →