Assignee
WHITNEY CORP W
22 granted patents·468 citations·filing 1974–1991
Top patents by PatentIndex Score
22 records- 0194US4063059APunch press with cutting torchWHITNEY CORP W·Filed 1976·Granted Dec 13, 1977·67 cites·11 claims
- 0284US4523749AHole forming machine with adjustable work clampsWHITNEY CORP W·Filed 1983·Granted Jun 18, 1985·40 cites·8 claims
- 0384US4423546APunch press with automatic tool changerWHITNEY CORP W·Filed 1981·Granted Jan 3, 1984·37 cites·5 claims
- 0483US4623089APunching machine with selectively actuatable punchesWHITNEY CORP W·Filed 1985·Granted Nov 18, 1986·45 cites·4 claims
- 0577US4550241AMetal melting tool with improved stand-off meansWHITNEY CORP W·Filed 1984·Granted Oct 29, 1985·30 cites·5 claims
- 0676US4649622ATool changing apparatus for a punch pressWHITNEY CORP W·Filed 1984·Granted Mar 17, 1987·28 cites·1 claims
- 0776US4486941APunch press with automatic tool changerWHITNEY CORP W·Filed 1983·Granted Dec 11, 1984·33 cites·4 claims
- 0870US4030391APunch press with hydraulically actuated stripperWHITNEY CORP W·Filed 1975·Granted Jun 21, 1977·22 cites·5 claims
- 0969US4485549AApparatus for changing the tools of a punch pressWHITNEY CORP W·Filed 1983·Granted Dec 4, 1984·21 cites·9 claims
- 1064US4860428ALifting hand for a punch press tool changerWHITNEY CORP W·Filed 1987·Granted Aug 29, 1989·18 cites·6 claims
- 1162US4061064AApparatus for forming holes in the flanges of structural membersWHITNEY CORP W·Filed 1976·Granted Dec 6, 1977·18 cites·23 claims
- 1261US4165667APunch press with workpiece supporting meansWHITNEY CORP W·Filed 1978·Granted Aug 28, 1979·14 cites·6 claims
- 1358US5079403ANozzle for plasma arc torchWHITNEY CORP W·Filed 1990·Granted Jan 7, 1992·21 cites·4 claims
- 1458US4106183ACombined punch press and cutting torch with workpiece supporting meansWHITNEY CORP W·Filed 1976·Granted Aug 15, 1978·11 cites·3 claims
- 1557US4338507AWater-quenched collection system for use with a plasma-arc torchWHITNEY CORP W·Filed 1980·Granted Jul 6, 1982·12 cites·13 claims
- 1644US5065654AMachine for punching and shearing angle iron and flat stockWHITNEY CORP W·Filed 1990·Granted Nov 19, 1991·16 cites·18 claims
- 1743US4129460AMethod for coping I-beamsWHITNEY CORP W·Filed 1977·Granted Dec 12, 1978·6 cites·6 claims
- 1838US4078462AGuard for a punch pressWHITNEY CORP W·Filed 1976·Granted Mar 14, 1978·8 cites·3 claims
- 1937US4012976APunch press for duplicating workpiecesWHITNEY CORP W·Filed 1975·Granted Mar 22, 1977·5 cites·9 claims
- 2037US3939748AHydraulic punch press with ram orienting mechanismWHITNEY CORP W·Filed 1974·Granted Feb 24, 1976·7 cites·9 claims
- 2125US4033216ADuplicating punch press with stylus controlWHITNEY CORP W·Filed 1976·Granted Jul 5, 1977·3 cites·2 claims
- 2223US5069099AShear with storable squaring armWHITNEY CORP W·Filed 1991·Granted Dec 3, 1991·6 cites·5 claims
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