CF

Charles Free

IA Ina Acquisition: 7 patents #3 of 52Top 6%
📍 Hernando, MS: #18 of 69 inventorsTop 30%
🗺 Mississippi: #367 of 4,257 inventorsTop 9%
Overall (All Time): #704,994 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11708919 High strength, stretchable liner, for pipe Yevgeny Zaltsman, Abu Abraham 2023-07-25
11384889 Pipe liner and method of making and installing the same Abu Abraham, Yevgeny Zaltsman 2022-07-12
11173634 Electromagnetic radiation curable pipe liner and method of making and installing the same Abu Abraham, Yevgeny Zaltsman, James Rothe 2021-11-16
10816112 Method of lining pipe with high strength liner, high strength liner, and pipe lined with high strength liner Yevgeny Zaltsman, Abu Abraham 2020-10-27
10704728 Pipe liner and method of making same Abu Abraham, Yevgeny Zaltsman 2020-07-07
10077855 Method of lining pipe with high strength liner, high strength liner, and pipe lined with high strength liner Yevgeny Zaltsman, Abu Abraham 2018-09-18
8069532 Reinforced grommet for cured in place liner 2011-12-06