Inventor · disambiguated record
James P. Chew
Also filed as: CHEW JAMES P
14 granted patents·149 citations·filing 1985–1996
92Inventor score
Top patents by PatentIndex Score
14 records- 0167US4997161AFuel control system throttle valve unit therefor and methods of making the sameROBERTSHAW CONTROLS CO·Filed 1990·Granted Mar 5, 1991·34 cites·8 claims
- 0264US4763875APneumatic coupling having a latching mechanism and a bleed-off valve for attachment to an air brake hoseAMERICAN STANDARD INC·Filed 1987·Granted Aug 16, 1988·12 cites·10 claims
- 0350US4700278AMolded plastic bracket for lamp receptacleAMERICAN STANDARD INC·Filed 1985·Granted Oct 13, 1987·12 cites·5 claims
- 0449US5697584ARailroad searchlight signal with solid state illuminant and aspect indicationUNION SWITCH & SIGNAL INC·Filed 1996·Granted Dec 16, 1997·14 cites·16 claims
- 0549US5460435ASystem for initiating rear braking in a railway train and air sensor for use with the sameUNION SWITCH & SIGNAL INC·Filed 1993·Granted Oct 24, 1995·11 cites·3 claims
- 0644US4921210AFuel control system, throttle valve unit therefor and methods of making the sameROBERTSHAW CONTROLS CO·Filed 1988·Granted May 1, 1990·10 cites·11 claims
- 0744US4753403ARailroad track mounting arrangementAMERICAN STANDARD INC·Filed 1986·Granted Jun 28, 1988·13 cites·12 claims
- 0843US4665858AMounting bracket for railway vehicle couplersAMERICAN STANDARD INC·Filed 1985·Granted May 19, 1987·13 cites·7 claims
- 0940US5598992ARailway switch circuit controllerUNION SWITCH & SIGNAL INC·Filed 1995·Granted Feb 4, 1997·9 cites·5 claims
- 1038US5467654AMethod and apparatus for determining the operating speed of a rail vehicleUNION SWITCH & SIGNAL INC·Filed 1993·Granted Nov 21, 1995·7 cites·19 claims
- 1135US5234184ALocomotive axle mounted cab signaling sensorUNION SWITCH & SIGNAL INC·Filed 1991·Granted Aug 10, 1993·5 cites·13 claims
- 1232US5639047ARailroad signal with remote light sourceUNION SWITCH & SIGNAL INC·Filed 1996·Granted Jun 17, 1997·4 cites·15 claims
- 1330US5507567ASystem for initiating rear braking in a railway train and air sensor for use with the sameUNION SWITCH & SIGNAL INC·Filed 1995·Granted Apr 16, 1996·1 cites·7 claims
- 1429US5664744ARailway highway crossing signalUNION SWITCH & SIGNAL INC·Filed 1995·Granted Sep 9, 1997·4 cites·21 claims
Join the waitlist — get patent alerts
Get an alert when James P. Chew files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →