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USPTO Patent Rankings Data through Dec 31, 2025
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Douglas M. Wells — 10 Patents

DGData General: 10 patents #16 of 327Top 5%
Chapel Hill, NC: #343 of 1,999 inventorsTop 20%
North Carolina: #5,314 of 45,564 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Douglas M. Wells has been granted 10 US patents while listed as an inventor at Data General. The first was granted in 1984 and the most recent in December 1986. Douglas M. Wells ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Douglas M. Wells in Chapel Hill, NC, US.

Patents per Year

Patents granted per year, 1984 to 1986Bar chart with a peak of 5 patents in 1985.peak 51984: 4 patents19841985: 5 patents19851986: 1 patents1986

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4633406 Digital data processing system method for making a general call Lawrence H. Katz, Richard G. Bratt 1986-12-30 $6,952,000
4554626 Digital data processing system Lawrence H. Katz, Richard G. Bratt 1985-11-19 $5,533,000
4532586 Digital data processing system with tripartite description-based addressing multi-level microcode control, and multi-level stacks Richard G. Bratt, Stephen I. Schleimer, Edward S. Gavrin, John F. Pilat, Steven Jeffrey Wallach +6 more 1985-07-30 $3,157,000
4498131 Data processing system having addressing mechanisms for processing object-based information and a protection scheme for determining access rights to such information Richard G. Bratt, Edward S. Gavrin, Stephen I. Schleimer, John F. Pilat, Walter A. Wallach, Jr. +11 more 1985-02-05 $6,662,000
4498132 Data processing system using object-based information and a protection scheme for determining access rights to such information and using multilevel microcode techniques John K. Ahlstrom, Brett L. Bachman, Richard A. Belgard, David H. Bernstein, Richard G. Bratt +10 more 1985-02-05 $6,662,000
4493027 Method of performing a call operation in a digital data processing system having microcode call and return operations Lawrence H. Katz, Michael S. Richmond, Richard A. Belgard, Walter A. Wallach, Jr., David H. Bernstein +4 more 1985-01-08 $2,040,000
4480306 Digital data processing system using unique ALU register files and micro-instruction stacks Brett L. Bachman, Richard A. Belgard, David H. Bernstein, Richard G. Bratt, Gerald F. Clancy +8 more 1984-10-30 $10,196,000
4455603 System for resolving pointers in a digital data processing system Richard G. Bratt, Lawrence H. Katz 1984-06-19 $3,305,000
4454579 System for performing call and return operations John F. Pilat, Eric Hamilton, J. Theodore Compton 1984-06-12 $9,114,000
4445173 Improved system for saving and restoring state in call and return operations John F. Pilat 1984-04-24 $5,905,000