Growing community of inventors

Carlsbad, CA, United States of America

Brian J Roberts

Average Co-Inventor Count = 1.90

ph-index = 10

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 = 437

Brian J RobertsDavid B Petch (10 patents)Brian J RobertsGary M Bold (3 patents)Brian J RobertsStephen A Martin (17 patents)Brian J RobertsGerald Rosenquist (2 patents)Brian J RobertsJoseph Hermanson (2 patents)Brian J RobertsJoseph C Perin, Jr (1 patent)Brian J RobertsDavid G Wagoner (1 patent)Brian J RobertsFrederick Sandvick (1 patent)Brian J RobertsHarold S Fuller (0 patent)Brian J RobertsBrian J Roberts (19 patents)David B PetchDavid B Petch (41 patents)Gary M BoldGary M Bold (21 patents)Stephen A MartinStephen A Martin (17 patents)Gerald RosenquistGerald Rosenquist (2 patents)Joseph HermansonJoseph Hermanson (2 patents)Joseph C Perin, JrJoseph C Perin, Jr (12 patents)David G WagonerDavid G Wagoner (6 patents)Frederick SandvickFrederick Sandvick (1 patent)Harold S FullerHarold S Fuller (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gtech Corporation (7 from 52 patents)

2. Federal-mogul World Wide, Inc. (4 from 453 patents)

3. Other (2 from 832,891 patents)

4. Interlott Technologies, Inc. (2 from 7 patents)

5. On-point Technology Systems (2 from 2 patents)

6. Giech Corporation (1 from 2 patents)

7. Loto Mark Incorporated (1 from 1 patent)


19 patents:

1. 8733763 - Gasket assembly having isolated compression limiting device

2. 8720906 - Gasket assembly having isolated compression limiting device

3. 8292303 - Manifold gasket having pushrod guide

4. 7850257 - Ticket dispensing device, installation and displays

5. 7665394 - Ticket dispensing modules and method

6. 7548797 - Item vending machine and method

7. 7381132 - Gaming system and method

8. 7306235 - Gasket assembly having isolated compression limiting device

9. 7302925 - Manifold gasket having pushrod guide

10. 7032793 - Ticket dispensing device, installation and displays

11. 7011381 - Counter top ticket dispenser, display, and writing stand

12. 6932258 - Gaming device and method

13. 6886728 - Ticket dispensing modules and method

14. 6726077 - Ticket dispensing modules and method

15. D448957 - Counter top lottery ticket dispenser

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as of
12/31/2025
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