Inventor · disambiguated record
Reed H. Grundy
Also filed as: GRUNDY REED H
23 granted patents·418 citations·filing 1974–1998
96Inventor score
Files withPPG INDUSTRIES INC9WESTINGHOUSE AIR BRAKE CO9AMERICAN STANDARD INC2GRUNDY REED H2PPG IND OHIO INC1
Top patents by PatentIndex Score
23 records- 0196US4005838AStation stop and speed regulation system for trainsWESTINGHOUSE AIR BRAKE CO·Filed 1975·Granted Feb 1, 1977·111 cites·7 claims
- 0287US5015867AApparatus and methods for measuring the diameter of a moving elongated materialPPG INDUSTRIES INC·Filed 1989·Granted May 14, 1991·52 cites·29 claims
- 0387US4270395AMotion translating mechanismGRUNDY REED H·Filed 1979·Granted Jun 2, 1981·38 cites·13 claims
- 0481US4548085ATension measuring device and method for flexible linear materialPPG INDUSTRIES INC·Filed 1983·Granted Oct 22, 1985·34 cites·25 claims
- 0580US4546656ATension measuring device and method for filamentary materialPPG INDUSTRIES INC·Filed 1983·Granted Oct 15, 1985·26 cites·25 claims
- 0678US4173151AMotion translating mechanismGRUNDY REED H·Filed 1977·Granted Nov 6, 1979·31 cites·3 claims
- 0777US4005837ACircuit arrangement for controlling the propulsion, braking and station stopping function for a rapid transit trainWESTINGHOUSE AIR BRAKE CO·Filed 1975·Granted Feb 1, 1977·26 cites·10 claims
- 0853US5051121ASegmented bushing temperature controller and method for using samePPG INDUSTRIES INC·Filed 1990·Granted Sep 24, 1991·12 cites·24 claims
- 0949US4738700AMethod and apparatus for controlling temperature in a fiber glass forming bushingPPG INDUSTRIES INC·Filed 1986·Granted Apr 19, 1988·13 cites·7 claims
- 1049US3946972ASimplified cab signal receiver circuitWESTINGHOUSE AIR BRAKE CO·Filed 1975·Granted Mar 30, 1976·9 cites·10 claims
- 1147US4743749ASelf compensating circuit for measuring rapidly occurring optoelectronically detectable eventsPPG INDUSTRIES INC·Filed 1986·Granted May 10, 1988·6 cites·2 claims
- 1247US4610707ABroken filament detector and system thereforPPG INDUSTRIES INC·Filed 1985·Granted Sep 9, 1986·11 cites·39 claims
- 1346US4000872AAdvance train line register for a train speed regulation systemWESTINGHOUSE AIR BRAKE CO·Filed 1975·Granted Jan 4, 1977·8 cites·14 claims
- 1445US4794625AMethod and apparatus for contolling temperature in a fiber glass forming bushingPPG INDUSTRIES INC·Filed 1988·Granted Dec 27, 1988·7 cites·4 claims
- 1543US4325101AVital electronic time delay circuitAMERICAN STANDARD INC·Filed 1979·Granted Apr 13, 1982·4 cites·10 claims
- 1643US3980970AVoltage controlled oscillator circuitWESTINGHOUSE AIR BRAKE CO·Filed 1975·Granted Sep 14, 1976·4 cites·10 claims
- 1742US4034365AMost restrictive digital to analog converterWESTINGHOUSE AIR BRAKE CO·Filed 1975·Granted Jul 5, 1977·5 cites·4 claims
- 1837US4044294AConverter-regulator circuit arrangementWESTINGHOUSE AIR BRAKE CO·Filed 1974·Granted Aug 23, 1977·3 cites·9 claims
- 1936US4368862AFail-safe magnetic sensing arrangementAMERICAN STANDARD INC·Filed 1980·Granted Jan 18, 1983·4 cites·8 claims
- 2034US5948135ABushing insulation and frame arrangement for making fiber glassPPG IND OHIO INC·Filed 1998·Granted Sep 7, 1999·4 cites·10 claims
- 2134US3969654APropulsion train line encoder for a train speed regulation systemWESTINGHOUSE AIR BRAKE CO·Filed 1975·Granted Jul 13, 1976·4 cites·5 claims
- 2233US4040121AFail-safe printed circuit board connectionWESTINGHOUSE AIR BRAKE CO·Filed 1975·Granted Aug 2, 1977·3 cites·6 claims
- 2332US4925474AMethod and apparatus for on-line LOI measurement of fibersPPG INDUSTRIES INC·Filed 1989·Granted May 15, 1990·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →