For the Inventor, By the Inventor

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Adair, IA, United States of America

Schafer Systems Inc.

USPTO Granted Patents = 13

CIPO Patents = 10

Trademarks = 10

Forward Citations = 168

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24 inventors (with patents filed for the assignee):

Christopher E Schafer (7 out of 18 patents)

Ryan B Gruhn (5 out of 5 patents)

Craig Jensen (2 out of 2 patents)

4. Philip R Littler (2 out of 2 patents)

5. Kurt L McCuen (2 out of 2 patents)

6. Michael E Irlmeier (2 out of 2 patents)

7. Douglas Edward DeVries (1 out of 22 patents)

8. Trevor E Meyer (1 out of 3 patents)

9. Daniel J Fahrion (1 out of 1 patent)

10. Kevin A Jankowski (1 out of 1 patent)

11. Dennis J Deyen (1 out of 1 patent)

12. Ryan Littler (1 out of 1 patent)

13. Glenn Miller (1 out of 1 patent)

14. Tim Caltrider (1 out of 1 patent)

15. James F Popelka (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 7055718 - Ticket dispenser drawer (2006-06-06),

2. 7014065 - Dispenser for series-connected tickets (2006-03-21),

3. 6871755 - Ticket counting dispenser (2005-03-29),

4. 6302292 - Ticket counting dispenser (2001-10-16),

5. 6230926 - Ticket counting dispenser with ticket dispensing assembly (2001-05-15),

6. 6179525 - Floating dock section (2001-01-30),

7. 6073572 - Floating dock (2000-06-13),

8. 5873481 - Display and dispensing device with security door (1999-02-23),

9. 5868277 - Ticket dispenser base assembly (1999-02-09),

10. D378507 - Boat (1997-03-18),

11. 5606883 - Display and dispensing device with lock securing structure (1997-03-04),

12. 5492398 - Dual modular hinged access display and dispensing structure (1996-02-20),

13. 5399005 - Stackable locking display and dispensing structure (1995-03-21),

Schafer Systems Inc. is a leading provider of innovative solutions for the gaming, lottery, and self-service industries. With over 40 years of experience, Schafer Systems specializes in developing high-quality products such as lottery ticket dispensers, gaming kiosks, and self-service vending machines. Their cutting-edge technology and commitment to customer satisfaction have made them a trusted partner for businesses around the world.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#1 in Adair, IA

#139 in Iowa

#23,099 in US

#43,615 in the World

Adair, IA, United States of America

Schafer Systems Inc.

Forward Citations = 168

24 inventors:

Christopher E Schafer (7 out of 18 patents)

Ryan B Gruhn (5 out of 5 patents)

Craig Jensen (2 out of 2 patents)

4. Philip R Littler (2 out of 2 patents)

5. Kurt L McCuen (2 out of 2 patents)

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