Inventor · disambiguated record
John B. Whitaker, Jr.
Also filed as: WHITAKER JOHN · WHITAKER JR JOHN B
18 granted patents·293 citations·filing 1981–2008
95Inventor score
Files withKERSHAW MFG11WHITAKER COMPANY3KERSHAW MFG COMPANY INC1KESHAW MANUFACTURING COMPANY I1NORTHERN TELECOM LTD1
Top patents by PatentIndex Score
18 records- 0189USD595054SOval tool boxWHITAKER & COMPANY·Filed 2008·Granted Jun 30, 2009·44 cites·1 claims
- 0288US5127335APoints and crossing changerKERSHAW MFG·Filed 1990·Granted Jul 7, 1992·32 cites·15 claims
- 0382US4563826AApparatus for removing ballast from beneath a railroad trackKERSHAW MFG·Filed 1984·Granted Jan 14, 1986·44 cites·5 claims
- 0464USD269425SCombined gas cap and funnelWHITAKER JR JOHN B·Filed 1981·Granted Jun 21, 1983·10 cites·1 claims
- 0563US5220616AImage processingNORTHERN TELECOM LTD·Filed 1992·Granted Jun 15, 1993·31 cites·5 claims
- 0663US4850123ABallast removal apparatusKERSHAW MFG·Filed 1988·Granted Jul 25, 1989·18 cites·23 claims
- 0760US4967847AMethod and apparatus for cleaning ballastKERSHAW MFG·Filed 1990·Granted Nov 6, 1990·16 cites·10 claims
- 0853US5201127ASelf metering ballast systemKESHAW MANUFACTURING COMPANY I·Filed 1992·Granted Apr 13, 1993·21 cites·21 claims
- 0952US4674208ABallast removing apparatusKERSHAW MFG·Filed 1986·Granted Jun 23, 1987·17 cites·8 claims
- 1050US4705115AMethod and apparatus for reconditioning ballast along a railroad trackKERSHAW MFG·Filed 1986·Granted Nov 10, 1987·16 cites·14 claims
- 1149US5099766ABallast wagon for reviewing railway ballast with rotary storage drumsKERSHAW MFG·Filed 1990·Granted Mar 31, 1992·10 cites·15 claims
- 1244US4882860AApparatus for removing ballast from beneath railroad tracksKERSHAW MFG·Filed 1988·Granted Nov 28, 1989·12 cites·12 claims
- 1337US4890557AInterstitial ballast vibratorKERSHAW MFG·Filed 1989·Granted Jan 2, 1990·7 cites·23 claims
- 1435USD580168STool boxWHITAKER & COMPANY·Filed 2007·Granted Nov 11, 2008·2 cites·1 claims
- 1535US4848426AAdzer cribberKERSHAW MFG·Filed 1989·Granted Jul 18, 1989·6 cites·9 claims
- 1634USD595053SBowtie tool boxWHITAKER & COMPANY·Filed 2008·Granted Jun 30, 2009·2 cites·1 claims
- 1732US4843967ACompaction tamperKERSHAW MFG·Filed 1988·Granted Jul 4, 1989·4 cites·16 claims
- 1826USD305898SCutter chain link and tool holder combination unitKERSHAW MFG COMPANY INC·Filed 1986·Granted Feb 6, 1990·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →