Location History:
- Saint Paul, MN (US) (1992)
- Maplewood, MN (US) (1994 - 1996)
- Woodbury, MN (US) (1995 - 2012)
Company Filing History:
7 out of 7,865 
1 out of 14,084 
Years Active: 1992-2012
Title: The Innovative Contributions of Charles W Stobbie, Iv
Introduction
Charles W Stobbie, Iv is an accomplished inventor based in Maplewood, MN, known for his significant contributions to various industries through innovation. With a total of eight patents to his name, Stobbie has made a lasting impact with his inventive solutions.
Latest Patents
Stobbie's latest patents highlight his expertise and innovative thinking. One of his prominent inventions is a firestop article with an attachment surface. This firestop article is specifically designed for fire stopping openings in walls or floors. It includes a firestop material housed in an enclosure, featuring an attachment surface that allows for easy connection and removal from a mating surface.
Another noteworthy patent is related to a mixture of isocyanate-terminated polyurethane prepolymers. This blend consists of a first crystalline prepolymer based on polyhexamethylene adipate and a second prepolymer derived from polytetramethylene ether glycol, showcasing Stobbie's proficiency in materials science.
Career Highlights
Charles W Stobbie, Iv has worked with several esteemed companies throughout his career, most notably Minnesota Mining and Manufacturing Company and 3M Innovative Properties Company. His roles in these organizations have provided him with the platform to foster his inventive spirit and develop groundbreaking products that address real-world challenges.
Collaborations
Throughout his career, Stobbie has collaborated with various talented individuals, including coworkers John C Tangen and Lani S Kangas. These collaborations have undoubtedly contributed to his innovative output and fostered an environment of creativity and problem-solving.
Conclusion
In conclusion, Charles W Stobbie, Iv embodies the spirit of innovation through his numerous patents and contributions to the field. His work not only reflects his dedication to improving existing technologies but also showcases the importance of collaboration in driving invention forward. As he continues to develop new solutions, Stobbie remains a prominent figure in the world of inventors.