Spring Green, WI, United States of America

Robert Casper Buchanan

This inventor holds 14 USPTO granted patents and 2 published patent applications, plus 2 CIPO patents and 7 EPO patents. Top assignee: Cardinal Ig Company. Active years: 2012-2025.

USPTO Granted Patents = 14 (Patent Applications = 2)

% Patents Active = 92.9

CIPO Patents = 2 (Patent Applications = 1)

EPO Patents = 7 (Patent Applications = 4)

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 93(Granted Patents)

Company Filing History:

14 out of 103

Cardinal Ig Company

patents

Years Active: 2012-2025

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12320185 - Automated spacer processing systems and methods (2025-06-03),

2. 12030237 - Masking removal machines, and methods of masking removal (2024-07-09),

3. 11536083 - Automated spacer processing systems and methods (2022-12-27),

4. 11198206 - Automated seaming apparatus and method (2021-12-14),

5. 11168515 - Multiple-pane insulating glazing unit assembly, gas filling, and pressing machine (2021-11-09),

6. 11111086 - Glass stacking systems and methods (2021-09-07),

7. 10214366 - Drop batch builder technology (2019-02-26),

8. 10183363 - Spacer formation cell (2019-01-22),

9. 10113354 - Multiple-pane insulating glazing unit assembly, gas filling, and pressing machine (2018-10-30),

10. 9925634 - Automated seaming apparatus and method (2018-03-27),

11. 9849659 - Masking removal system and method (2017-12-26),

12. 9556666 - Automatic adjustable nozzle systems (2017-01-31),

13. 9186876 - Masking technology (2015-11-17),

14. 8101039 - Manufacturing of photovoltaic subassemblies (2012-01-24),

Title: **Robert Casper Buchanan: Innovator in Masking Removal and Spacer Processing Technologies**

Introduction

Robert Casper Buchanan is a prominent inventor based in Spring Green, WI, known for his innovative contributions to the field of glazing technologies. With a total of 13 patents to his name, Buchanan has made significant strides in developing machines and methods that enhance efficiency in the production of multi-pane insulating glazing units.

Latest Patents

Buchanan's recent innovations include the design of masking removal machines and associated methods specifically tailored for removing masking from regions of glazing panes. These machines incorporate a head assembly and a processing station, featuring a variety of configurations that may contain multiple cutters, belts, and pressurized gas nozzles.

Another key invention is the automated spacer processing systems and methods. This system utilizes robotic arms to streamline the processing of spacers used in insulating glazing units. Enhancements may include an insulating glazing unit assembly line and a spacer conveyor system, as well as an integrated sealant applicator.

Career Highlights

Robert Casper Buchanan is associated with Cardinal IG Company, where he continues to leverage his expertise in developing innovative solutions for the glazing industry. His work has played a pivotal role in advancing technology that increases productivity and quality in the manufacturing process.

Collaborations

Throughout his career, Buchanan has collaborated with notable colleagues in the field, including Michael John Milewski and Curtis Lee Queck. These professional relationships have fostered an environment of creativity and innovation, allowing for the development of cutting-edge technologies.

Conclusion

Robert Casper Buchanan is a distinguished inventor whose work has made substantial contributions to the glazing industry. With a focus on masking removal and spacer processing, his patents reflect a commitment to innovation and excellence. His partnership with Cardinal IG Company and collaboration with fellow inventors underscore his influence in advancing technological solutions in this specialized field.