Inventor · disambiguated record
David E. Workman
Also filed as: WORKMAN DAVID · WORKMAN DAVID E
33 granted patents·814 citations·filing 1975–2021
98Inventor score
Top patents by PatentIndex Score
33 records- 0197US5494157AComputer bag with side accessible padded compartmentsSAMSONITE CORP·Filed 1994·Granted Feb 27, 1996·236 cites·17 claims
- 0290USD417134SBezel for wheeled luggage towing handleTUMI INC·Filed 1998·Granted Nov 30, 1999·37 cites·1 claims
- 0390USD256632SShoulder tote bagSAMSONITE CORP·Filed 1979·Granted Sep 2, 1980·22 cites·1 claims
- 0489US6220411B1Expandable luggageTUMI INC·Filed 1999·Granted Apr 24, 2001·87 cites·18 claims
- 0587US4784248APiping for luggage and the likeSAMSONITE CORP·Filed 1987·Granted Nov 15, 1988·70 cites·8 claims
- 0682US4066373AFastening deviceSAMSONITE CORP·Filed 1976·Granted Jan 3, 1978·41 cites·5 claims
- 0781USD256631SShoulder tote bagSAMSONITE CORP·Filed 1979·Granted Sep 2, 1980·14 cites·1 claims
- 0880USD258471SHand tote bagSAMSONITE CORP·Filed 1979·Granted Mar 10, 1981·13 cites·1 claims
- 0975USD419853SHandle and handle base for luggageTUMI INC·Filed 1998·Granted Feb 1, 2000·18 cites·1 claims
- 1074USD313888SLuggage caseSAMSONITE CORP·Filed 1987·Granted Jan 22, 1991·14 cites·1 claims
- 1174USD286466SLuggage caseSAMSONITE CORP·Filed 1983·Granted Nov 4, 1986·12 cites·1 claims
- 1274USD278000SAttache caseSAMSONITE CORP·Filed 1981·Granted Mar 19, 1985·12 cites·1 claims
- 1373US7111376B2Tool with inserted blade membersSTANLEY WORKS·Filed 2003·Granted Sep 26, 2006·17 cites·45 claims
- 1472USD282509SAttache caseSAMSONITE CORP·Filed 1982·Granted Feb 11, 1986·11 cites·1 claims
- 1571USD315285SHandleSAMSONITE CORP·Filed 1987·Granted Mar 12, 1991·12 cites·1 claims
- 1670US6464180B2Pipe attaching apparatusNORTH TECHNOLOGIES LLC 3·Filed 2001·Granted Oct 15, 2002·20 cites·5 claims
- 1768US11203889B2Portable door securement deviceWORKMAN DAVID·Filed 2019·Granted Dec 21, 2021·2 cites·5 claims
- 1866US6047442AReleasable lock mechanism for luggage towing handleTUMI INC·Filed 1998·Granted Apr 11, 2000·37 cites·20 claims
- 1962USD311276SShell for luggage caseSAMSONITE CORP·Filed 1987·Granted Oct 16, 1990·9 cites·1 claims
- 2061US3967708ALuggage caseSAMSONITE CORP·Filed 1975·Granted Jul 6, 1976·24 cites·8 claims
- 2160USD278878SLuggage steering handleSAMSONITE CORP·Filed 1983·Granted May 21, 1985·7 cites·1 claims
- 2257USD255182SAttache caseSAMSONITE CORP·Filed 1977·Granted Jun 3, 1980·5 cites·1 claims
- 2354USD424403SHandle and handle base for luggageTUMI INC·Filed 1999·Granted May 9, 2000·8 cites·1 claims
- 2449US6141841AAdd-a-bag assembly for luggageTUMI INC·Filed 1998·Granted Nov 7, 2000·19 cites·22 claims
- 2549US4433761APortfolio with frame and integral article retainersSAMSONITE CORP·Filed 1982·Granted Feb 28, 1984·12 cites·31 claims
- 2648US12031358B2Portable sliding door securement deviceWORKMAN DAVID·Filed 2021·Granted Jul 9, 2024·0 cites·6 claims
- 2746US4280247ALuggage case handle assemblySAMSONITE CORP·Filed 1979·Granted Jul 28, 1981·13 cites·6 claims
- 2845USD823664SDoor security barWORKMAN DAVID·Filed 2017·Granted Jul 24, 2018·4 cites·1 claims
- 2944US10435928B2Portable door securement deviceWORKMAN DAVID·Filed 2017·Granted Oct 8, 2019·0 cites·20 claims
- 3044USD273913SPortfolio for an attache case or the likeSAMSONITE CORP·Filed 1982·Granted May 22, 1984·3 cites·1 claims
- 3142US5113983AFrame for soft luggage caseSAMSONITE CORP·Filed 1991·Granted May 19, 1992·15 cites·12 claims
- 3238US4262685ABeauty caseSAMSONITE CORP·Filed 1979·Granted Apr 21, 1981·9 cites·4 claims
- 3337US6298528B1D-ring with grommetTUMI INC·Filed 1999·Granted Oct 9, 2001·11 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →