% Expired Patents = 50.0

Forward Citations = 15

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2 inventors (with patents filed for the assignee):

Bruce A Dillman (3 out of 13 patents)

Fredric W Prill (1 out of 6 patents)

4 patents: Sort by Forward Citations

1. 7343697 - Low profile flights for use in a drum (2008-03-18),

2. 6890365 - Reverse-flow baghouse (2005-05-10),

3. 6726351 - Apparatus and method for controlling the flow of material within rotary equipment (2004-04-27),

4. 6280073 - Rotary elevator for feeding aggregate from a drum dryer to a mixing drum (2001-08-28),

Dillman Equipment, Inc. is a leading manufacturer of asphalt plants, plant components, and industrial burners. With over 40 years of experience in the industry, Dillman Equipment is known for its high-quality products, innovative solutions, and exceptional customer service. Their state-of-the-art facilities and highly skilled team ensure that they deliver reliable and efficient equipment to meet the needs of their customers.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

4 Patents

#1 in Prairie du Chien, WI

#1,256 in Wisconsin

#60,561 in US

Prairie du Chien, WI, United States of America

Dillman Equipment, Inc.

Forward Citations = 15

2 inventors:

Bruce A Dillman (3 out of 13 patents)

Fredric W Prill (1 out of 6 patents)

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