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For the Inventor, By the Inventor

Eden Prairie, MN, United States of America

Cardinal Cg Company


USPTO Granted Patents = 128



Trademarks = 18

Forward Citations = 1,597

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45 inventors (with patents filed for the assignee):

goldMedal Klaus Hartig (56 out of 57 patents)

silverMedal Kari B Myli (33 out of 33 patents)

bronzeMedal Annette J Krisko (33 out of 48 patents)

4.  Gary L Pfaff (32 out of 32 patents)

5.  Keith James Burrows (24 out of 26 patents)

6.  Wayne L Hoffman (10 out of 13 patents)

7.  Roger D O'Shaughnessy (10 out of 19 patents)

8.  Klaus H W Hartig (9 out of 9 patents)

9.  James Eugene Brownlee (9 out of 9 patents)

10.  Daniel J Plaggemeyer (8 out of 8 patents)

11.  John R German (7 out of 10 patents)

12.  Roger Stanek (7 out of 7 patents)

13.  Eric H Eby (5 out of 11 patents)

14.  Robert Bond (5 out of 9 patents)

15.  Bob Bond (4 out of 4 patents)


Core Competencies:
Silica Wet Gel
Aerogel Glazing
Flexible Aerogel
Double-Pane Insulating Glazing
Sputtering Apparatus
Elastomeric Optical Device
High Infrared Reflection Coatings
Low Solar Heat Gain Coatings
Switchable Hydride Smart Window
Thermal Insulative Gas Replacement
Transparent Conductive Coating
Plasma Emission Monitor

128 patents:

1. 12497824 - Optical device with aerogel tiling technology (2025-12-16),
2. 12472721 - Silica wet gel and aerogel (2025-11-18),
3. 12352102 - Aerogel glazing adhesion and IG unit technology (2025-07-08),
4. 12312271 - Flexible aerogel, flexible glass technology (2025-05-27),
5. 12247438 - Double-pane insulating glazing units (2025-03-11),
6. 12006249 - Alloy oxide overcoat indium tin oxide coatings, coated glazings, and production methods (2024-06-11),
7. 11911996 - Tunable blinds for windows (2024-02-27),
8. 11674213 - Sputtering apparatus including gas distribution system (2023-06-13),
9. 11501959 - Sputtering apparatus including gas distribution system (2022-11-15),
10. 11454440 - Bus bar connection and coating technology (2022-09-27),
11. 11340479 - Elastomeric optical device and related operation methods (2022-05-24),
12. 11325859 - Static-dissipative coating technology (2022-05-10),
13. 11155493 - Alloy oxide overcoat indium tin oxide coatings, coated glazings, and production methods (2021-10-26),
14. 11149486 - Nickel-aluminum blocker film multiple cavity controlled transmission coating (2021-10-19),
15. 11028012 - Low solar heat gain coatings, laminated glass assemblies, and methods of producing same (2021-06-08),
Cardinal CG is a leading manufacturer of coated glass products. With over 50 years of experience, Cardinal CG is committed to providing high-quality glass solutions for architectural, residential, and industrial applications. Their innovative products include low-emissivity glass, solar control glass, and decorative glass. As an industry leader, Cardinal CG strives to deliver exceptional customer service and sustainable glass solutions.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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128 Patents

#12 in Eden Prairie, MN

#73 in Minnesota

#2,908 in US

#6,098 in the World

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Eden Prairie, MN, United States of America

Cardinal Cg Company

Forward Citations = 1,597

45 inventors:

goldMedal Klaus Hartig (56 out of 57 patents)

silverMedal Kari B Myli (33 out of 33 patents)

bronzeMedal Annette J Krisko (33 out of 48 patents)

4.  Gary L Pfaff (32 out of 32 patents)

5.  Keith James Burrows (24 out of 26 patents)

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