Inventor · disambiguated record
Karl Steffes
Also filed as: STEFFES KARL · STEFFES KARL M
13 granted patents·869 citations·filing 1991–2000
95Inventor score
Top patents by PatentIndex Score
13 records- 0194US6157532AComputer system access panel having a biased cover latching mechanismDELL USA LP·Filed 2000·Granted Dec 5, 2000·62 cites·8 claims
- 0291US5452184AMulti-position PC board fastener with grounding elementDELL USA LP·Filed 1995·Granted Sep 19, 1995·105 cites·15 claims
- 0390US6053586AComputer access panel having a biased cover latching mechanism and methodDELL USA LP·Filed 1997·Granted Apr 25, 2000·71 cites·6 claims
- 0489US5438476AApparatus for upgrading a personal computerDELL USA LP·Filed 1994·Granted Aug 1, 1995·56 cites·6 claims
- 0588US5228319ADesktop computer locking assemblyDELL USA LP·Filed 1991·Granted Jul 20, 1993·83 cites·5 claims
- 0683US5831821AComputer having an expansion card cage assemblyDELL COMPUTER CORP·Filed 1997·Granted Nov 3, 1998·97 cites·12 claims
- 0782US5338214AExpansion card/riser card module for desktop computersSTEFFES KARL M·Filed 1992·Granted Aug 16, 1994·131 cites·24 claims
- 0881US6118668AComputer having an expansion card cage assemblyDELL USA LP·Filed 1998·Granted Sep 12, 2000·84 cites·9 claims
- 0978US6266239B1Computer access panel having a biased cover latching mechanism and methodDELL USA LP·Filed 2000·Granted Jul 24, 2001·18 cites·6 claims
- 1074US5457608AAdjustable printed circuit board mounting appartusDELL USA LP·Filed 1993·Granted Oct 10, 1995·37 cites·10 claims
- 1172US5398156AShielded computer printed circuit board retention apparatusDELL USA LP·Filed 1993·Granted Mar 14, 1995·60 cites·8 claims
- 1262US5684271AConfigurationally variable computer chassis/EMI shield apparatus and associated fabrication methodsDELL USA LP·Filed 1994·Granted Nov 4, 1997·38 cites·22 claims
- 1357US5337464AMethod of convertibly upgrading a personal computerDELL USA LP·Filed 1992·Granted Aug 16, 1994·27 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Karl Steffes files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →