Rancho Palos Verdes, CA, United States of America

Sherman A Stewart

This inventor holds 4 USPTO granted patents. Top assignee: Grefco, Inc.. Active years: 1976-1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sherman A Stewart. Retrieved from https://idiyas.com/inventor/sherman-a-stewart

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 = 2.7

ph-index = 4

Forward Citations = 295(Granted Patents)


Location History:

  • Rancho Palos Verdes, CA (US) (1976 - 1977)
  • Palos Verdes Peninsula, CA (US) (1978)
  • Palos Verdes Penn., CA (US) (1978)

Company Filing History:


Years Active: 1976-1978

Loading Chart...
4 patents (USPTO):Explore Patents

Title: Innovations by Sherman A. Stewart

Introduction

Sherman A. Stewart is a notable inventor based in Rancho Palos Verdes, California. He holds a total of four patents, showcasing his contributions to the field of construction materials and sealing systems. His innovative designs reflect a commitment to enhancing building techniques and materials.

Latest Patents

One of Stewart's latest patents is for a construction material in sheet form and method of joining sheets. This invention features a construction material that includes at least two water barriers, comprising a water-impermeable foamed intermediate layer, a mineral-based interior layer, and a prefinished, weatherable, water-impermeable non-asphaltic outer layer. The adjoining layers are firmly adhered, and the sheets can be joined using a specific method that involves positioning mitered edges abutting the stem of a bulb-T rafter. This innovative approach also includes a roof deck designed for use with bulb-T rafters, constructed from the aforementioned sheets.

Another significant patent by Stewart is a sealing system designed for joining and adhering a pair of abutting panels to a rigid substrate while providing a seal against thermal and moisture transfer. This system consists of an elongated receptacle member with a base and vertical elements forming a channel for the panels. The design incorporates a resilient insert member that engages with the receptacle member, ensuring a secure and effective seal.

Career Highlights

Stewart's career is marked by his work at Grefco, Inc., where he has made significant contributions to the development of innovative construction solutions. His expertise in materials science and engineering has allowed him to create patents that address practical challenges in the construction industry.

Collaborations

Stewart has collaborated with notable coworkers, including David L. Ruff and Estel R. Snyder. Their combined efforts have contributed to the advancement of innovative technologies in their field.

Conclusion

Sherman A. Stewart's work exemplifies the spirit of innovation in construction materials and sealing systems. His patents not only enhance building techniques but also address critical issues related to moisture and thermal transfer. His contributions continue to influence the industry positively.

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]
Loading…