Company Filing History:
Years Active: 1985-2000
Title: Innovations by John C. Hassler
Introduction
John C. Hassler is a notable inventor based in Orono, ME, whose work has significantly contributed to the fields of coating technology and pulp processing. With a total of two patents to his name, he has developed innovative solutions that enhance the efficiency and quality of manufacturing processes.
Latest Patents
Hassler's latest patents include groundbreaking devices and methods designed for testing tack uniformity of coatings. These devices enable the characterization of local, small-scale variations in tack build-up, measuring tack over areas smaller than 20 mm², and ideally under 1 mm². Such detailed measurements allow for a more accurate assessment of tack properties, which is crucial in predicting back trap mottle (BTM) in coatings.
Another significant patent pertains to the method for determining the degree of completion and pulp yield during pulping or delignification reactions. This method involves an advanced on-line, real-time, closed-loop process control system that monitors the reaction of wood in process liquor. By sampling the liquor and analyzing its total organic carbon content, it calculates the degree of completion and pulp yield through a mathematical model grounded in the conservation of carbon mass.
Career Highlights
Throughout his career, John C. Hassler has been associated with reputable organizations such as the University of Maine System and S. D. Warren Services Company. His experiences in these institutions have likely enriched his research capabilities and innovation potential.
Collaborations
Hassler has collaborated with renowned professionals in his field, including Joseph M. Genco and Douglas W. Bousfield. These collaborations have fostered a rich exchange of ideas and expertise, further advancing his inventions and contributions to the industry.
Conclusion
In summary, John C. Hassler stands out as an influential inventor whose work in testing tack uniformity and monitoring pulp yield has the potential to redefine manufacturing practices. His patents reflect a commitment to innovation and efficiency, positioning him as a notable figure in his respective fields.