Inventor · disambiguated record
Ewald A. Oppmann
Also filed as: OPPMANN EWALD A
4 granted patents·1 pending application·31 citations·filing 1999–2001
73Inventor score
Files withCLARK J L INC5
Top patents by PatentIndex Score
5 records- 0165US6523239B2Die for assembling metal spool having high torque transmitting capacity between spool componentsCLARK J L INC·Filed 2001·Granted Feb 25, 2003·11 cites·14 claims
- 0259US6419184B1Wooden spool held together with novel tie rod assembly and method of assembling the same between a pair of diesCLARK J L INC·Filed 2000·Granted Jul 16, 2002·8 cites·20 claims
- 0349US6289570B1Die and method for assembling metal spool having high torque transmitting capacity between spool componentsCLARK J L INC·Filed 1999·Granted Sep 18, 2001·12 cites·12 claims
- 0433US2002023984A1Three piece spoolCLARK J L INC·Filed 2001·Application pending·0 cites
- 0527US6267324B1Metal spool having high torque transmitting capacity between spool componentsCLARK J L INC·Filed 1999·Granted Jul 31, 2001·0 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →