Growing community of inventors

Dearborn, MI, United States of America

David Brian Tratar

Average Co-Inventor Count = 2.03

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 138

David Brian TratarJohan P Bakker (11 patents)David Brian TratarJohn D Vala (4 patents)David Brian TratarClive E Catchpole (4 patents)David Brian TratarMichael John Kiplinger (4 patents)David Brian TratarMichael J Moore (2 patents)David Brian TratarPaul John McCarthy (2 patents)David Brian TratarGeorge T Spray (2 patents)David Brian TratarMichael James Spall (2 patents)David Brian TratarGary B Copenhaver (1 patent)David Brian TratarSammy C Hutson (1 patent)David Brian TratarJ Michael Spall (1 patent)David Brian TratarJohn Charles Gudenburr (1 patent)David Brian TratarJames Michael Spall (1 patent)David Brian TratarThomas J Shelton (1 patent)David Brian TratarMichael A Saunders (1 patent)David Brian TratarDavid Brian Tratar (18 patents)Johan P BakkerJohan P Bakker (51 patents)John D ValaJohn D Vala (40 patents)Clive E CatchpoleClive E Catchpole (28 patents)Michael John KiplingerMichael John Kiplinger (5 patents)Michael J MooreMichael J Moore (26 patents)Paul John McCarthyPaul John McCarthy (10 patents)George T SprayGeorge T Spray (4 patents)Michael James SpallMichael James Spall (2 patents)Gary B CopenhaverGary B Copenhaver (26 patents)Sammy C HutsonSammy C Hutson (25 patents)J Michael SpallJ Michael Spall (23 patents)John Charles GudenburrJohn Charles Gudenburr (21 patents)James Michael SpallJames Michael Spall (4 patents)Thomas J SheltonThomas J Shelton (3 patents)Michael A SaundersMichael A Saunders (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Burroughs Payment Systems, Inc. (9 from 33 patents)

2. Unisys Corporation (8 from 2,439 patents)

3. Burroughs, Inc. (1 from 1,222 patents)


18 patents:

1. 8348260 - Document processing apparatus, assembly and sub-assembly and method for operating the same

2. 8116533 - Operator interactive document image processing system

3. 8098391 - Document processing system having improved operational sequencing

4. 8079584 - Document processing assembly

5. 8025286 - Document feeder flag assembly

6. 8002118 - Pocket selector gate with self locking geometry

7. 7946581 - Adjustable force pinch roller

8. 7934719 - Document feeder flag assembly

9. 7883173 - Height-adjustable printing system with single-use inkjet cartridge

10. 7876478 - Convertible back counter / teller station document processor

11. 7249762 - System for feeding and transporting documents

12. 7234884 - Ribbon spool lock assembly

13. 6695301 - Method and system for feeding and transporting documents

14. 6394348 - Apparatus for positioning magnetically coded substrate relative to a magnetic read head

15. 5780841 - Document-image camera mounted on reversible clamp

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12/4/2025
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