Company Filing History:
13 out of 1,088 
1 out of 822 
Years Active: 1977-1985
Title: **Innovative Contributions of Edgar W. Sawyer, Jr.**
Introduction
Edgar W. Sawyer, Jr. is a notable inventor based in Hagerstown, MD, with a remarkable portfolio of 14 patents to his name. His work primarily focuses on innovations in fuel technology, particularly in developing advanced combustible coal and water mixtures.
Latest Patents
Sawyer's most recent patents include the inventions related to a combustible coal/water mixture for fuels and the methods of preparing such compositions. The first patent details a combustible fuel slurry that consists of mixtures of particulate coal, water, wetting and dispersing agents, as well as suspending agents aimed at stabilizing the slurries. Notable suspending agents used are clays such as attapulgite, sepiolite, bentonite, and montmorillonite, while the wetting and dispersing agents include anionic and non-ionic surface-active agents.
In his second patent about combustible coal/water mixtures, Sawyer describes a unique fuel slurry which includes finely ground coal making up 65 to 70 percent of the total mixture, water, and specific wetting and suspending agents. His inventive approach allows for immediate use of the coal slurry without the necessity of additional gelling agents, provided the slurry is to be consumed right away.
Career Highlights
Throughout his career, Edgar W. Sawyer, Jr. has contributed to major organizations, most notably the International Telephone and Telegraph Corporation and ITT Corporation. His positions in these companies have shaped his inventive capabilities and provided him with a platform to launch his innovative ideas.
Collaborations
While the data does not specify particular collaborations, working with large corporations such as International Telephone and Telegraph Corporation and ITT Corporation suggests that Sawyer has likely engaged with diverse teams to bring his inventions to fruition. These collaborations would have enabled him to refine his ideas through shared expertise and resources.
Conclusion
Edgar W. Sawyer, Jr. exemplifies the spirit of innovation with his significant contributions to fuel technology. His dedication to developing effective combustible coal/water mixtures reflects his commitment to enhancing energy solutions. As he continues his work, his inventions may play a crucial role in paving the way for sustainable alternatives in the energy sector.