DN

David L. Nelson

3M: 4 patents #3,441 of 11,543Top 30%
Xerox: 2 patents #3,932 of 8,622Top 50%
Nortel Networks Limited: 1 patents #2,518 of 5,294Top 50%
UM University of Minnesota: 1 patents #1,216 of 2,951Top 45%
IBM: 1 patents #44,794 of 70,183Top 65%
NO Novell: 1 patents #346 of 701Top 50%
HO Howmedica: 1 patents #58 of 135Top 45%
Overall (All Time): #314,858 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11647479 Multi-level signal transmission system for wireless device location Richard H. Spellman 2023-05-09
11315408 Emergency communications system Richard H. Spellman 2022-04-26
10801222 Separately owned workshops with shared central building Jennifer Kelly Heine Clemmons 2020-10-13
7924453 Portable memory printing device and method Mithila Patwardhan, David P. Rich 2011-04-12
7896344 Automatic self-clearing feature for paper jams in marking machines Joyce Nakada, Shahana Rahman, David P. Rich 2011-03-01
7757811 Multilayer articles having acoustical absorbance properties and methods of making and using the same Andrew R. Fox, David A. Olson, Eric M. Moore, Michael R. Berrigan, Bradley W. Eaton +1 more 2010-07-20
5814070 Suture anchor and driver Rocco R. Borzone, John S. Crombie 1998-09-29
5719786 Digital media data stream network management system Premkumar V. Uppaluru, Pasquale Romano, Jeffrey L. Kleiman 1998-02-17
5230800 Scrim inserted electrostatic fibrous filter web 1993-07-27
5197945 Alginate wound dressing of good integrity Susan M. Cole 1993-03-30
5196379 Method of depositing oxide passivation layers on high temperature superconductors John Weaver, Robert K. Grasselli, Harry M. Meyer, III, Donald M. Hill 1993-03-23
4965244 CaF.sub.2 passivation layers for high temperature superconductors John Weaver, Robert K. Grasselli, Harry M. Meyer, III, Donald M. Hill 1990-10-23
4634612 Decorative ribbon and sheet material Bernard S. Truskolaski, Paul E. Hansen 1987-01-06
4414589 Embedded servo track following system and method for writing servo tracks Theodore A. Oliver, Keat-Lye Chan 1983-11-08
4223390 System and method for attaching magnetic storage devices having dissimilar track capacities and recording formats Earl Q. Bowers 1980-09-16