This inventor holds 4 USPTO granted patents. Top assignees: Electrocom Automation, The Mead Corporation, Other. Active years: 1986-1997.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Richardson, TX (US) (1986 - 1995)
- Dallas County, TX (US) (1997)
Company Filing History:

Years Active: 1986-1997
Title: The Innovative Contributions of Donald F. Renfrow
Introduction
Donald F. Renfrow is a notable inventor based in Richardson, TX (US). He has made significant contributions to the field of automation and document handling, holding a total of 4 patents. His work has been instrumental in developing technologies that enhance efficiency in various applications.
Latest Patents
Among his latest inventions is an apparatus for unfolding documents. This innovative device is designed to handle bifolded mailpieces effectively. It comprises a pair of pivotable receiving walls that receive the bifolded mailpiece, along with receiving wall cylinders that facilitate the pivotal movement of these walls. Additionally, the apparatus features spreader walls that are pivotal and actuated by spreader wall cylinders. A ram is also included to move the spreader walls along a vertical axis, working in conjunction with the receiving walls to unfold the mailpiece seamlessly.
Career Highlights
Throughout his career, Donald has worked with various companies, including Electrocom Automation. His experience in the industry has allowed him to refine his skills and contribute to innovative solutions in automation technology.
Collaborations
Donald has collaborated with several professionals in his field, including notable coworkers such as Daniel T. Noonan and Barry C. Kockler. These collaborations have further enriched his work and expanded the impact of his inventions.
Conclusion
Donald F. Renfrow's contributions to the field of automation and document handling are commendable. His innovative patents and collaborative efforts highlight his dedication to advancing technology. His work continues to influence the industry positively.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile