Enter assignee name

% Expired Patents = 20.0

CIPO Patents = 2

Trademarks = 1

Forward Citations = 92

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6 inventors (with patents filed for the assignee):

Leon S Zimmerman (9 out of 19 patents)

Bryan S Shive (5 out of 15 patents)

George S Zimmerman (5 out of 15 patents)

4. Paul J Bondarenko (4 out of 14 patents)

5. Anthony Martin (4 out of 13 patents)

6. Robert B Evans, Iii (2 out of 2 patents)

10 patents: Sort by Forward Citations

1. 6637368 - Indexed feed dispensing mechanism (2003-10-28),

2. 6536373 - Dust cover for an animal feeder (2003-03-25),

3. 6526913 - Indexed feed dispensing mechanism (2003-03-04),

4. 6269770 - Animal feeder with dispensing mechanism and dust cover (2001-08-07),

5. 6061968 - Method and apparatus for enabling an opening and closing of a hinged door (2000-05-16),

6. 5575622 - Method and apparatus for mounting a fan guard (1996-11-19),

7. 5558039 - Hog feeder (1996-09-24),

8. 5520509 - Fan housing (1996-05-28),

9. 5345894 - Adaptor plate for shielded drop-lock adjustment on an animal feeder (1994-09-13),

10. 5222460 - Shielded drop-lock adjustment means (1993-06-29),

Staco, Inc. is a leading provider of power quality and power conversion solutions for industrial, commercial, and military applications worldwide. With over 80 years of experience, Staco offers a wide range of products including voltage regulators, UPS systems, and power factor correction equipment. Their products are known for their reliability, efficiency, and innovative design.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

10 Patents

#1 in Schaefferstown, PA

#1,083 in Pennsylvania

#29,828 in US

#55,954 in the World

Schaefferstown, PA, United States of America

Staco, Inc.