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

Donald E. Carmon — 11 Patents

IBM: 11 patents #10,022 of 70,183Top 15%
Durham, NC: #486 of 4,103 inventorsTop 15%
North Carolina: #4,777 of 45,564 inventorsTop 15%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Donald E. Carmon has been granted 11 US patents while listed as an inventor at IBM. The first was granted in 1994 and the most recent in October 2002. Donald E. Carmon ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Donald E. Carmon in Durham, NC, US.

Patents per Year

Patents granted per year, 1994 to 2002Bar chart with a peak of 3 patents in 1997.peak 31994: 1 patents19941995: 1 patents19951996: 1 patents19961997: 3 patents19971998: 2 patents19981999: 1 patents19992000: 1 patents20002002: 1 patents2002

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6470400 Apparatus for pacing cycle steals from a data processor and methods for implementing the same Frank Edward Grieco, Llewellyn Bradley Marshall, IV 2002-10-22 $16,060,000
6085218 Monitoring processor execution cycles to prevent task overrun in multi-task, hard, real-time system 2000-07-04
5978867 System for counting clock cycles stolen from a data processor and providing the count value to a second processor accessing the data processor cycle resources Frank Edward Grieco, Llewellyn Bradley Marshall, IV 1999-11-02 $18,540,000
5724583 System for handling requests for DMA data transfers between a host processor and a digital signal processor William G. Crouse, Malcolm S. Ware 1998-03-03 $13,090,000
5724587 System for controlling task execution in a host processor based upon the maximum DMA resources available to a digital signal processor William G. Crouse, Malcolm S. Ware 1998-03-03 $13,090,000
5640563 Multi-media computer operating system and method 1997-06-17 $15,640,000
5630132 Method and apparatus for facilitating real-time and asynchronous loading and temporally-overlapping of modular multimedia software tasks in a multimedia data processing system Gary G. Allran, Fetchi Chen, Jose A. Eduartez, Charles R. Knox, William L. Lawton +5 more 1997-05-13 $10,594,000
5625845 System for facilitating continuous, real-time, unidirectional, and asynchronous intertask and end-device communication in a multimedia data processing system using open architecture data communication modules Gary G. Allran, Fetchi Chen, Jose A. Eduartez, Charles R. Knox, William W. Lawton +6 more 1997-04-29 $14,061,000
5535380 System to reduce latency for real time interrupts John J. Bergkvist, Jr., Michael Terrell Vanover 1996-07-09 $6,020,000
5404522 System for constructing a partitioned queue of DMA data transfer requests for movements of data between a host processor and a digital signal processor William G. Crouse, Malcolm S. Ware 1995-04-04 $9,430,000
5291468 Method and apparatus for synchronizing the readout of a sequential media device with a separate clocked device William G. Crouse 1994-03-01 $8,706,000