For the Inventor, By the Inventor

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Grand Rapids, MI, United States of America

Amstore Corporation

USPTO Granted Patents = 16

Forward Citations = 386

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10 inventors (with patents filed for the assignee):

Douglas D Amstutz (14 out of 14 patents)

Ronald A Vanderboegh (7 out of 7 patents)

Donald D Kelemen (3 out of 3 patents)

4. James W Waalkes (2 out of 2 patents)

5. Ryan A Van Sluyters (2 out of 2 patents)

6. Edward J Bacheller (1 out of 1 patent)

7. Richard J Yager (1 out of 1 patent)

8. Philip E Crossman (1 out of 18 patents)

9. Adrienne Weiss (1 out of 18 patents)

10. Virginia L Durfey (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 10060607 - Display lighting system (2018-08-28),

2. 9596950 - Display lighting system (2017-03-21),

3. 8047619 - Security display case (2011-11-01),

4. D391471 - Pilaster (1998-03-03),

5. 5120116 - Lighted display case (1992-06-09),

6. 5054863 - Lighted display case (1991-10-08),

7. 5022719 - Lighted display case (1991-06-11),

8. 4991368 - Wall system (1991-02-12),

9. 4980998 - Wall system (1991-01-01),

10. 4979078 - Lighted display case (1990-12-18),

11. 4955044 - Lighted display case (1990-09-04),

12. 4948203 - Lighted display case (1990-08-14),

13. 4886327 - Lighted display case (1989-12-12),

14. 4629076 - Slatboard (1986-12-16),

15. 4591058 - Slatboard (1986-05-27),

Amstore Corporation specializes in producing customized USB flash drives, packaging, and accessories for brands and events. With over 20 years of experience in the industry, Amstore offers innovative solutions to meet clients' marketing and promotional needs. They pride themselves on delivering high-quality products with unique designs that help clients stand out and make a lasting impression.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

16 Patents

#37 in Grand Rapids, MI

#696 in Michigan

#19,271 in US

#36,634 in the World

Grand Rapids, MI, United States of America

Amstore Corporation

Forward Citations = 386

10 inventors:

Douglas D Amstutz (14 out of 14 patents)

Ronald A Vanderboegh (7 out of 7 patents)

Donald D Kelemen (3 out of 3 patents)

4. James W Waalkes (2 out of 2 patents)

5. Ryan A Van Sluyters (2 out of 2 patents)

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