Forward Citations = 58

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6 inventors (with patents filed for the assignee):

Gerald L Work (2 out of 9 patents)

Lloyd Seibert (2 out of 2 patents)

Lorne Stephenson (1 out of 1 patent)

4. George E Ellefsen (1 out of 1 patent)

5. Ira Britt (1 out of 1 patent)

6. Donald Morrison (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 4843527 - Matrix lamp bank display and light filtering assembly (1989-06-27),

2. D271219 - Disk for matrix display (1983-11-01),

3. 4389804 - Matrix display (1983-06-28),

4. 4380879 - Matrix display (1983-04-26),

5. 4115941 - Display and reset apparatus (1978-09-26),

6. 4053340 - Method for producing display sign panel (1977-10-11),

7. 4045895 - Display sign (1977-09-06),

American Sign and Indicator Corporation specializes in the design and manufacture of high-quality signage and industrial indicators. With over 20 years of experience in the industry, we provide customizable solutions for a wide range of applications, including safety signs, LED displays, and digital scoreboards.

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

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USPTO Data Jan 1 1976 - Jan 6 2026

7 Patents

#37 in Spokane, WA

#882 in Washington

#38,861 in US

Spokane, WA, United States of America

American Sign and Indicator Corporation