TP

Tony S. Piotrowski

CE Certainteed: 6 patents #72 of 431Top 20%
Overall (All Time): #794,874 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11951486 System, method, and apparatus for processing fiber materials Jack D. Coulter, Bruce A. Hartzell 2024-04-09
10603672 System, method and apparatus for processing fiber materials Jack D. Coulter, Bruce A. Hartzell 2020-03-31
9592482 System, method and apparatus for processing fiber materials Jack D. Coulter, Bruce A. Hartzell 2017-03-14
8556200 System, method and apparatus for processing fiber materials Jack D. Coulter, Bruce A. Hartzell 2013-10-15
4602472 Method and apparaus for packaging fibrous material Jacques F. Ampolini 1986-07-29
4501107 Batt stacker and loader and method therefor 1985-02-26