St. Louis, MO, United States of America

Michael J Kerwin

This inventor holds 13 USPTO granted patents. Top assignees: Sherwood Medical Company, Sherwood Services Ag, Louisiana State University and Agricultural & Mechanical College. Active years: 1988-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michael J Kerwin. Retrieved from https://idiyas.com/inventor/michael-j-kerwin

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 9

Forward Citations = 309(Granted Patents)


Location History:

  • Ballwin, MO (US) (1988 - 1990)
  • St. Louis, MO (US) (1990 - 2003)
  • Hinesville, GA (US) (2021)

Company Filing History:


Years Active: 1988-2021

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13 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Michael J. Kerwin

Introduction: Michael J. Kerwin, a prolific inventor based in St. Louis, MO, has made significant contributions to the world of innovations with a total of 13 patents to his name. His creative genius has led to the development of revolutionary products that have impacted various industries.

Latest Patents:

1. Container with Luminescent Sunscreen and Closure with Illuminator: Kerwin's patent introduces an apparatus designed to ensure adequate sunscreen protection by incorporating a light-activated sunscreen product with an illuminator. The unique formulation includes zinc-oxide-based lotion and fluorescein dye to make the lotion glow when illuminated by ultraviolet light-emitting diodes, providing an innovative way to monitor sunscreen application.

2. Probe Cover with Lubrication Well: Another patent by Kerwin unveils a disposable, molded probe cover for electronic thermometers. The cover features a lubrication well at the distal end, aiding in spreading lubricant over the probe cover's exterior surface during insertion into a patient body cavity, enhancing patient comfort and ease of use.

Career Highlights: Kerwin's expertise extends across various companies, including Sherwood Medical Company, where his innovative ideas have left a lasting impact on the medical device industry. His inventive spirit and dedication to problem-solving have paved the way for advancements in healthcare technologies.

Collaborations: Throughout his career, Kerwin has collaborated with talented individuals such as Alan B. Ranford and Jacky S. Yam, leveraging their diverse skill sets to bring cutting-edge inventions to life. These collaborative efforts have fostered a culture of innovation and teamwork, driving success in the competitive world of patents and inventions.

Conclusion: Michael J. Kerwin's remarkable journey as an inventor underscores his commitment to pushing the boundaries of innovation and creating solutions that enhance everyday experiences. His inventive spirit, coupled with a passion for problem-solving, continues to inspire the next generation of inventors to dream big and make a difference in the world of patents and inventions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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