For the Inventor, By the Inventor

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Sun Prairie, WI, United States of America

Guardian Ig, LLC

USPTO Granted Patents = 15

CIPO Patents = 3

EPO Patents = 8

Forward Citations = 46

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11 inventors (with patents filed for the assignee):

Eric B Rapp (9 out of 11 patents)

Raimo T Nieminen (6 out of 6 patents)

Paul Trpkovski (5 out of 70 patents)

4. Corey E Pemberton (3 out of 3 patents)

5. Paul Terpstra (2 out of 9 patents)

6. David E Rapp (2 out of 46 patents)

7. Richard Ahnen (2 out of 2 patents)

8. Kurt E Heikkila (2 out of 73 patents)

9. Gary R Matthews (1 out of 6 patents)

10. Robert J Onesti (1 out of 1 patent)

11. George Longo (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 10246933 - Window unit assembly station and method (2019-04-02),

2. 10233690 - Rotating spacer applicator for window assembly (2019-03-19),

3. 9689196 - Assembly equipment line and method for windows (2017-06-27),

4. 9677321 - Triple pane window spacer having a sunken intermediate pane (2017-06-13),

5. 9656356 - Window unit assembly station and method (2017-05-23),

6. 9617781 - Sealed unit and spacer (2017-04-11),

7. 9617780 - Triple pane window spacer, window assembly and methods for manufacturing same (2017-04-11),

8. 9309714 - Rotating spacer applicator for window assembly (2016-04-12),

9. 9309713 - Stretched strips for spacer and sealed unit (2016-04-12),

10. 9260907 - Triple pane window spacer having a sunken intermediate pane (2016-02-16),

11. 9228389 - Triple pane window spacer, window assembly and methods for manufacturing same (2016-01-05),

12. 9187949 - Spacer joint structure (2015-11-17),

13. 9127502 - Sealed unit and spacer (2015-09-08),

14. 8967219 - Window spacer applicator (2015-03-03),

15. 8795568 - Method of making a box spacer with sidewalls (2014-08-05),

Guardian IG, LLC is a leading provider of digital marketing solutions and web development services. With a team of highly skilled professionals, we help businesses establish a strong online presence and achieve their marketing goals. Our services include search engine optimization, social media marketing, web design, and content creation. We are committed to delivering exceptional results and ensuring client satisfaction.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

15 Patents

#1 in Sun Prairie, WI

#478 in Wisconsin

#20,436 in US

#38,730 in the World

Sun Prairie, WI, United States of America

Guardian Ig, LLC

Forward Citations = 46

11 inventors:

Eric B Rapp (9 out of 11 patents)

Raimo T Nieminen (6 out of 6 patents)

Paul Trpkovski (5 out of 70 patents)

4. Corey E Pemberton (3 out of 3 patents)

5. Paul Terpstra (2 out of 9 patents)

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