Quincy, MA, United States of America

James D Hammer

This inventor holds 1 USPTO granted patent. Top assignee: Safety 1St, Inc.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James D Hammer. Retrieved from https://idiyas.com/inventor/james-d-hammer-if5qzqtt

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of James D. Hammer

Introduction

James D. Hammer is an accomplished inventor based in Quincy, MA, known for his innovative approach to product design. He has made significant contributions to the field of latex products, particularly with his unique patent that addresses wear indicators.

Latest Patents

One of Hammer's notable patents is the "Color Change Nipple," which serves as a wear indicator for latex products. This invention features an outer layer that is positioned over an underlying latex structure. The outer layer is made of latex that contains a particulate filler, which establishes pores in the layer. Additionally, a soluble colorant is incorporated, which leaches out of the pores. This leaching process simulates the wear of the latex product, as it occurs due to degrading environmental exposure.

Career Highlights

James D. Hammer is associated with Safety 1st, Inc., where he applies his expertise in product innovation. His work has contributed to enhancing the safety and functionality of latex products, making them more user-friendly and reliable.

Collaborations

Hammer has collaborated with notable colleagues, including Michael I. Lerner and Michael S. Bernstein. These partnerships have fostered a creative environment that encourages the development of innovative solutions in product design.

Conclusion

James D. Hammer's contributions to the field of latex products through his patent for the Color Change Nipple exemplify his commitment to innovation and safety. His work continues to influence the industry and improve user experiences with latex products.

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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