Chicago, Illinois
United States
3
2023-01-26
The entities that hold a legal rights for patent applications filed by inventor Steigerwald Tom:
Tom Steigerwald from Chicago, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Non-collapsible flexible sealing membrane and seal assembly for rotary shaft equipment
#2 | 2020-07-23Non-collapsible flexible sealing membrane and seal assembly for rotary shaft equipment
#3 | 2018-01-18Non-collapsible flexible sealing membrane and seal assembly for rotary shaft equipment
2093250 ⎘