This inventor holds 40 USPTO granted patents and 5 published patent applications, plus 2 CIPO patents and 7 EPO patents, primarily in Acrylic Films. Top assignee: 3M Innovative Properties Company. Active years: 1980-2023.
Location History:
- Saint Paul, MN (US) (1981 - 1982)
- Oakdale, MN (US) (1980 - 1989)
- Woodbury, MN (US) (1996 - 2023)
Company Filing History:
Years Active: 1980-2023
Areas of Expertise:
Title: The Innovative Journey of Ronald S. Steelman
Introduction: Ronald S. Steelman, a distinguished inventor based in Woodbury, MN, has made significant contributions to the fields of materials science and polymer engineering. With an impressive portfolio of 40 patents, his innovative work focuses primarily on advanced polymer films and their various applications.
Latest Patents: Among his latest inventions, Steelman has developed a groundbreaking acrylic polyvinyl acetal film. This film comprises a (meth)acrylic polymer combined with polyvinyl acetal resin, such as butyral. Notably, it exhibits a glass transition temperature ranging from 30°C to 60°C and has a gel content of at least 20%. Additionally, the film boasts an elongation at break of at least 175%, showcasing its remarkable flexibility. Furthermore, the film may be utilized as a monolithic film or as a component of a multilayer assembly. Another notable invention includes graphic articles comprising a film layer made of a polymer blend of thermoplastic polyurethane and polyvinyl butyral, accompanied by an adhesive layer that enhances its usability in graphic applications.
Career Highlights: Ronald S. Steelman has an extensive background in research and development, having worked with renowned companies such as 3M Innovative Properties Company and Minnesota Mining and Manufacturing Company. His role in these organizations has allowed him to drive pioneering projects that bridge the gap between scientific discovery and practical application.
Collaborations: Throughout his career, Steelman has collaborated with notable coworkers including John R. David and Keith R. Lyon. These partnerships have fostered a rich environment for innovation, enabling the development of creative solutions in advanced materials technology.
Conclusion: Ronald S. Steelman stands out as a leader in polymer innovation with a noteworthy track record of patents that continue to impact various industries. His commitment to advancing material science reflects the essence of innovation and the vital role inventors play in shaping our modern world.