Robert David Hamman

This inventor holds 19 USPTO granted patents and 2 published patent applications, primarily in Lottery Game Technology. Top assignee: Sca Promotions, Inc.. Active years: 2006-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert David Hamman. Retrieved from https://idiyas.com/inventor/robert-david-hamman

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 19 (Patent Applications = 2)

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 5

Forward Citations = 76(Granted Patents)

Company Filing History:

19 out of 19

Sca Promotions, Inc.

patents

Years Active: 2006-2025

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Areas of Expertise:

Keno Game

Lottery Game

Instant Win

Secure Seeds

Variable Wagers

Multidimensional Barcodes

Trifecta Option

Auditable Results

Quick Pick

Electronic Cards

Game Authentication

Sweepstakes Gaming

19 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12499735 - System and method for providing an enhanced keno game incorporating a bonus feature (2025-12-16),

2. 12424062 - Method and system for providing a double chance lottery game with a trifecta option (2025-09-23),

3. 12315347 - Method and system for producing N-tuple number sets for lottery submissions (2025-05-27),

4. 12039834 - System and method for generation and validation of multigame printed tickets using multidimensional barcodes (2024-07-16),

5. 11961372 - System and method for producing non-redundant quick pick number groups for automated lottery ticket selection (2024-04-16),

6. 11100760 - System and method for generation and validation of multigame with bonus game using an electronic card (2021-08-24),

7. 11049367 - System and method for instant win scratch off ticket game with ticket sales maximization using secondary game (2021-06-29),

8. 10755521 - Method and system for enabling variable wagers on a common drawing via assigned bins while using a single draw game ticket for making a plurality of wagers (2020-08-25),

9. 10636254 - System and method for instant win scratch off ticket game with ticket sales maximization using secondary game (2020-04-28),

10. 10599072 - System and method for generating auditable secure seeds from real-world data (2020-03-24),

11. 10565821 - Method and apparatus for enabling variable wagering odds using slot machine draw game wagering and a universal drawing result via assigned bins and modulo functions (2020-02-18),

12. 10424152 - Method and apparatus for enabling variable wagering odds on a common drawing via assigned bins and modulo functions (2019-09-24),

13. 10191993 - Network based sweepstakes gaming system incorporating an alternative method of contestant entry (2019-01-29),

14. 10027487 - System and method for providing auditable secure seeds to random number generators across multiple entities (2018-07-17),

15. 10009180 - System and method for generating auditable secure seeds from real-world data (2018-06-26),

Title: **Robert David Hamman: A Pioneer in Lottery Technologies**

Introduction

Robert David Hamman, an inventive mind based in Dallas, TX, has made significant contributions to the field of lottery technologies with a remarkable portfolio of 17 patents. His innovative approaches to enhancing lottery participation and experience showcase his proficiency and dedication to the industry.

Latest Patents

Among his recent patents, two stand out prominently. The first is the **Method and system for producing N-tuple number sets for lottery submissions**. This invention enables the generation and submission of multiple lottery number entry combinations through a smart device. With a dedicated application, lottery players can easily communicate their number submissions to a central system that manages accounts and processes results, notifying players of any winnings.

The second noteworthy patent is the **System and method for generation and validation of multigame printed tickets using multidimensional barcodes**. This system encompasses a selection of tickets embedded with multidimensional barcodes that represent numerous predetermined game outcomes. Scanned by computing devices, these barcodes provide players with immediate feedback on their winning status, ensuring game security and integrity.

Career Highlights

Robert David Hamman has established himself as a key player in the lottery technology domain. His role at Sca Promotions, Inc. has allowed him to develop and refine technologies that enhance the lottery experience for players. His thorough understanding of the industry dynamics is exemplified through his innovative patent solutions that address real-world challenges faced by lottery players.

Collaborations

Collaboration has played a vital role in Hamman's career, particularly with esteemed colleagues such as Jay Bruce Ross and Kenneth Earl Irwin, Jr. Together, they have shared insights and knowledge that have fostered innovation within their field, contributing to the success of their projects and the advancement of lottery technologies.

Conclusion

Robert David Hamman's dedication to innovation in lottery systems is evident through his numerous patents and collaborations. As he continues to develop state-of-the-art technologies, his contributions are poised to reshape the future of the lottery industry, making it more accessible and engaging for players. His work reflects not only his ingenuity but also his commitment to improving the gaming experience.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

2 patents pending: