Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HA

H. Sprague Ackley — 127 Patents

IIIntermec Ip: 37 patents #1 of 391Top 1%
INIntermec: 24 patents #1 of 113Top 1%
DIDigimarc: 2 patents #104 of 189Top 60%
EDEmpire Technology Development: 1 patents #283 of 547Top 55%
IIIntermac Ip: 1 patents #1 of 18Top 6%
Seattle, WA: #35 of 21,776 inventorsTop 1%
Washington: #152 of 76,902 inventorsTop 1%
Overall (All Time): #8,817 of 4,157,543Top 1%
127 Patents All Time

Issued Patents All Time

Showing 76–100 of 127 patents

Patent #TitleCo-InventorsDate
7857220 Systems, devices, and methods for reading machine-readable characters and human-readable characters William A. Marty, Daniel Dean 2010-12-28
7546955 Systems, devices, and methods for reading machine-readable characters and human-readable characters William A. Marty, Daniel Dean 2009-06-16
7520434 Reader for reading machine-readable symbols, for example bar code symbols Denis Jolivet 2009-04-21
7451933 Optoelectronic device, process and article for acquiring machine-readable symbols, such as bar codes Jean-Louis Massieu 2008-11-18
7190257 Data encoding in radio frequency identification transponders Paul A. Maltseff 2007-03-13
6478223 Machine-readable color symbology and method and apparatus for reading same with standard readers such as laser scanners 2002-11-12
6422476 Method, apparatus and character set for encoding and decoding data characters in data carriers, such as RFID tags 2002-07-23
6375075 Method and apparatus for reading machine-readable symbols including color symbol elements Richard S. Penn 2002-04-23
6371375 Method and apparatus for associating data with a wireless memory device Christopher A. Wiklof 2002-04-16
6367699 Method and apparatus for utilizing specular light to image low contrast symbols 2002-04-09
6330974 High resolution laser imager for low contrast symbology 2001-12-18
6330972 Error correction enhancement for code 93i and other machine-readable symbologies Christopher A. Wiklof 2001-12-18
6321986 Robust machine-readable symbology and method and apparatus for printing and reading same 2001-11-27
6212401 Data acquisition using telephone connection 2001-04-03
6199044 Universal data input and processing device, such as universal point-of-sale device for inputting and processing bar code symbols, document images, and other data Pavel A. Maltsev, Michael P. Ohanian 2001-03-06
6195053 Antenna, module and imager, such as for a barcode reader Venkata Kodukula 2001-02-27
6186406 Bar code symbology capable of encoding bytes, words, 16-bit characters, etc. and method and apparatus for printing and reading same 2001-02-13
6164542 Method and apparatus for decoding unresolved symbol profiles produced from a reduced data set 2000-12-26
6155490 Microelectromechanical systems scanning mirror for a laser scanner 2000-12-05
6152370 Method and apparatus for decoding unresolved profiles produced from relief formed symbols 2000-11-28
6151055 Multi-media thermal printer Pixie A. Austin 2000-11-21
6149059 Bar code symbology capable of encoding bytes, words, 16-bit characters, etc. and method and apparatus for printing and reading same 2000-11-21
6146030 Method and apparatus for printing laminated bar code symbols and other symbols suffering from specular reflection distortions 2000-11-14
6042279 Method and apparatus for printing with real-time print quality correction, such as in one or two dimensional bar code printing 2000-03-28
6024289 Method and apparatus for encoding and decoding single byte characters in double byte character set of machine-readable symbologies, such as bar code symbologies 2000-02-15