Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DL

Douglas C. Lee — 25 Patents

Apple: 9 patents #3,521 of 18,612Top 20%
BHBayer Healthcare: 7 patents #1,339 of 8,007Top 20%
ADAdaptec: 5 patents #35 of 322Top 15%
VTVia Technologies: 1 patents #566 of 1,108Top 55%
GTGrifols Therapeutics: 1 patents #14 of 47Top 30%
ESEsm: 1 patents #4 of 11Top 40%
SSScimed Life Systems: 1 patents #685 of 1,161Top 60%
Apex, NC: #80 of 1,394 inventorsTop 6%
North Carolina: #1,674 of 45,564 inventorsTop 4%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Douglas C. Lee has been granted 25 US patents while listed as an inventor at Apple. The first was granted in 1984 and the most recent in March 2016. Douglas C. Lee ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Douglas C. Lee in Apex, NC, US.

Patents per Year

Patents granted per year, 1984 to 2016Bar chart with a peak of 4 patents in 2012.peak 41984: 1 patents19841995: 1 patents2001: 1 patents20012002: 1 patents2003: 1 patents20032004: 1 patents2005: 3 patents20052006: 1 patents2007: 1 patents20072008: 1 patents2009: 1 patents20092012: 4 patents2013: 4 patents20132014: 2 patents2015: 1 patents20152016: 1 patents2016

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9290820 Methods for detection of parvovirus B19 Todd M. Gierman, Chris Glenn, Burton Beams, Brett Buno, Lori Rinckel 2016-03-22
9021146 High priority command queue for peripheral component Diarmuid P. Ross 2015-04-28 $79,667,000
8918680 Trace queue for peripheral component Diarmuid P. Ross 2014-12-23 $162,298,000
8643417 Method and apparatus to automatically scale DLL code for use with slave DLL operating at a different frequency than a master DLL Diarmuid P. Ross, David S. Warren 2014-02-04 $72,050,000
RE44558 Chromatographic method for high yield purification and viral inactivation of antibodies Patricia Alred, Scott A. Cook, Wytold Lebing, Hanns-Ingolf Paul, Klaus-Peter Radtke 2013-10-22
8520455 Method and apparatus for training a DLL in a memory subsystem Diarmuid P. Ross 2013-08-27 $110,263,000
8402349 Two dimensional data randomization for a memory Diarmuid P. Ross 2013-03-19 $67,108,000
8396994 Command queue for peripheral component Diarmuid P. Ross, Tahoma M. Toelkes 2013-03-12 $106,410,000
8332543 Command queue for peripheral component Diarmuid P. Ross, Tahoma M. Toelkes 2012-12-11 $83,814,000
RE43655 Chromatographic method for high yield purification and viral inactivation of antibodies Wytold Lebing, Klaus-Peter Radtke, Scott A. Cook, Hanns-Ingolf Paul, Patricia Alred 2012-09-11
8170828 Test method using memory programmed with tests and protocol to communicate between device under test and tester Patrick D. McNamara, Alan R. Gilchrist, Sung-Wook Kang, Craig A. Pietrow 2012-05-01 $99,110,000
8131889 Command queue for peripheral component Diarmuid P. Ross, Tahoma M. Toelkes 2012-03-06 $109,256,000
7504204 Detection of transmissible spongiform encephalopathy (TSE) protein employing a highly sensitive Western blot assay and chemiluminescent detection system Steve R. Petteway, Robert Kozak 2009-03-17
7319338 Chip tester for testing validity of a chipset 2008-01-15
7305332 System and method for automatic extraction of testing information from a functional specification Fanyun Kong, Marc Spitzer, John S. Packer 2007-12-04 $1,287,000
7110928 Apparatuses and methods for modeling shared bus systems 2006-09-19 $4,718,000
6955917 Chromatographic method for high yield purification and viral inactivation of antibodies Patricia Alred, Scott A. Cook, Wytold Lebing, Hanns-Ingolf Paul, Klaus-Peter Radtke 2005-10-18 $946,000
6895367 Methods and apparatus for modeling and verifying a set of PCI bus transactions 2005-05-17 $2,704,000
6892154 Method and apparatus for developing multiple test cases from a base test case 2005-05-10 $2,945,000
6732060 System and method for an interface invariant test case 2004-05-04 $7,989,000
6605445 Rapid method of determining clearance of prion protein Steve R. Petteway, Robert Kozak 2003-08-12 $580,000
6437102 Method of separating prions from biological materials Steve R. Petteway, Christopher J. Stenland 2002-08-20 $125,000
6307028 Chromatographic method for high yield purification and viral inactivation of antibodies Wytold Lebing, Patricia Alred, Hanns-Ingolf Paul 2001-10-23
5382234 Over-the-wire balloon catheter Richard Cornelius, Larry A. Walter, Frank Musbach 1995-01-17 $8,666,000
4444590 Calcium-slag additive for steel desulfurization and method for making same Leon A. Luyckx 1984-04-24