Inventor · disambiguated record
Joseph K. Kraft
Also filed as: KRAFT JOSEPH K
14 granted patents·309 citations·filing 1975–1982
94Inventor score
Files withWESTINGHOUSE ELECTRIC CORP14
Top patents by PatentIndex Score
14 records- 0185US3991877ATransportation apparatusWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Nov 16, 1976·39 cites·15 claims
- 0284US4470497AEscalatorWESTINGHOUSE ELECTRIC CORP·Filed 1982·Granted Sep 11, 1984·31 cites·22 claims
- 0383US3989133ATransportation apparatusWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Nov 2, 1976·37 cites·8 claims
- 0482US4231452ASpring applied, electric released drum brakeWESTINGHOUSE ELECTRIC CORP·Filed 1978·Granted Nov 4, 1980·25 cites·8 claims
- 0582US4043430AElevator system having common enclosure for open wiring between door controls, car top inspection station controls and traveling cableWESTINGHOUSE ELECTRIC CORP·Filed 1976·Granted Aug 23, 1977·34 cites·1 claims
- 0679US4004655AElevator system including door operator having an enclosure which forms track for door rollersWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Jan 25, 1977·30 cites·6 claims
- 0776US4232783AStep link for transportation apparatusWESTINGHOUSE ELECTRIC CORP·Filed 1979·Granted Nov 11, 1980·26 cites·8 claims
- 0873US4397096AMethod of and apparatus for positioning the drive units of a plural drive escalatorWESTINGHOUSE ELECTRIC CORP·Filed 1981·Granted Aug 9, 1983·22 cites·14 claims
- 0969US4130192ATransportation apparatusWESTINGHOUSE ELECTRIC CORP·Filed 1976·Granted Dec 19, 1978·20 cites·10 claims
- 1053US4041845AHydraulic elevator apparatusWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Aug 16, 1977·13 cites·12 claims
- 1150US4249649AEscalator having yieldable primary and non-yieldable secondary transverse guide points on one side thereofWESTINGHOUSE ELECTRIC CORP·Filed 1979·Granted Feb 10, 1981·10 cites·4 claims
- 1249US4361220ADrive chainWESTINGHOUSE ELECTRIC CORP·Filed 1981·Granted Nov 30, 1982·9 cites·7 claims
- 1346US4381851ATrack spliceWESTINGHOUSE ELECTRIC CORP·Filed 1981·Granted May 3, 1983·10 cites·11 claims
- 1433US4004676AEscalator with non-jaming stepWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Jan 25, 1977·3 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →