Location History:
- Brownsburg, IN (US) (1988)
- Minneapolis, MN (US) (2019 - 2024)
- Lakeville, MN (US) (2020 - 2024)
Company Filing History:
8 out of 1,404 
1 out of 832,812 Years Active: 1988-2025
Title: The Innovative Contributions of Robert Dean Johnston
Introduction
Robert Dean Johnston is a notable inventor based in Minneapolis, MN (US). He has made significant contributions to the field of air cleaning technology, holding a total of 9 patents. His work focuses on developing advanced air cleaner assemblies that enhance air quality and efficiency.
Latest Patents
One of Johnston's latest patents is for an air cleaner assembly that includes a housing with an inlet and an outlet, featuring an access opening between them. This innovative design incorporates a filter cartridge that covers the access opening and a lock mechanism that secures the filter cartridge in place. The lock mechanism can be moved between an unlocked position, allowing for easy installation and removal of the filter cartridge, and a locked position that ensures the cartridge is securely housed. Additionally, Johnston has developed air cleaner assemblies that utilize advantageous housing seal features, enhancing their overall performance.
Career Highlights
Throughout his career, Robert Dean Johnston has worked with prominent companies, including Donaldson Company, Inc. His experience in the industry has allowed him to refine his inventions and contribute to advancements in air cleaning technologies.
Collaborations
Johnston has collaborated with talented individuals such as Daniel Eric Adamek and Steven K Campbell. These partnerships have fostered innovation and creativity in his projects.
Conclusion
Robert Dean Johnston's contributions to air cleaning technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative designs continue to impact the industry positively.