Inventor · disambiguated record
Richard A. Erth
Also filed as: ERTH RICHARD A
8 granted patents·469 citations·filing 1977–1999
90Inventor score
Top patents by PatentIndex Score
8 records- 0198US4151725AControl system for regulating large capacity rotating machineryBORG WARNER·Filed 1977·Granted May 1, 1979·202 cites·24 claims
- 0291US4182137ALiquid cooling system for hermetically sealed electric motorBORG WARNER·Filed 1978·Granted Jan 8, 1980·53 cites·10 claims
- 0388US4546618ACapacity control systems for inverter-driven centrifugal compressor based water chillersBORG WARNER·Filed 1984·Granted Oct 15, 1985·61 cites·20 claims
- 0485US4351160ACapacity control systems for screw compressor based water chillersBORG WARNER·Filed 1980·Granted Sep 28, 1982·38 cites·7 claims
- 0582US4282718AEvaporator inlet water temperature control systemBORG WARNER·Filed 1979·Granted Aug 11, 1981·42 cites·16 claims
- 0676US4282719AControl system for regulating large capacity rotating machineryBORG WARNER·Filed 1979·Granted Aug 11, 1981·32 cites·4 claims
- 0760US4317074AInverter-motor system with different control characteristics for inverter voltage and frequencyBORG WARNER·Filed 1979·Granted Feb 23, 1982·12 cites·10 claims
- 0847US6317895B1Safety helmet assemblyMINE SAFETY APPLIANCES CO·Filed 1999·Granted Nov 20, 2001·29 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →