Inventor · disambiguated record
David E. Espenlaub
Also filed as: ESPENLAUB DAVID · ESPENLAUB DAVID E
9 granted patents·2 pending applications·134 citations·filing 1983–2018
88Inventor score
Files withNIMON ROBERT E3UPLOAD TECHNOLOGIES S A3ESPRE SOLUTIONS INC2ALCATEL USA SOURCING LP1AT & T BELL LAB1
Top patents by PatentIndex Score
11 records- 0194US7864991B2System and method for assisting a visually impaired individualESPRE SOLUTIONS INC·Filed 2007·Granted Jan 4, 2011·54 cites·12 claims
- 0287US8000261B2System and method for multicast transmissionESPRE SOLUTIONS INC·Filed 2008·Granted Aug 16, 2011·16 cites·26 claims
- 0376US8300553B2System and method for multicast transmissionNIMON ROBERT E·Filed 2010·Granted Oct 30, 2012·4 cites·19 claims
- 0469US4635187AControl for a multiprocessing system program processAT & T BELL LAB·Filed 1983·Granted Jan 6, 1987·49 cites·18 claims
- 0567US6574327B2Apparatus and method of processing local number portability calls in a signal transfer point of a telecommunications networkALCATEL USA SOURCING LP·Filed 2002·Granted Jun 3, 2003·7 cites·12 claims
- 0663US9143333B2System and method for multicast transmissionUPLOAD TECHNOLOGIES S A·Filed 2014·Granted Sep 22, 2015·1 cites·11 claims
- 0762US8429752B2System and method for digital rights management of digital mediaNIMON ROBERT E·Filed 2007·Granted Apr 23, 2013·2 cites·14 claims
- 0861US8787205B2System and method for multicast transmissionUPLOAD TECHNOLOGIES S A·Filed 2012·Granted Jul 22, 2014·1 cites·11 claims
- 0952US2014310820A1System and Method for Digital Rights Management of Digital MediaUPLOAD TECHNOLOGIES S A·Filed 2014·Application pending·0 cites
- 1051US8763146B2System and method for digital rights management of digital mediaNIMON ROBERT E·Filed 2012·Granted Jun 24, 2014·0 cites·13 claims
- 1141US2018184947A1Integrated Goniometry System and Method for Use of SamePHYSMODO INC·Filed 2018·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when David E. Espenlaub 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 →