Naperville, Illinois
United States
4
2020-04-23
The entities that hold a legal rights for patent applications filed by inventor Sharp Steve:
Steve Sharp from Naperville, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Pressure energized seat for plug valve
#2 | 2019-05-02Pressure activated valve seat
#3 | 2019-04-04Positive hub seal
#4 | 2016-12-01Lining for mechanical joints
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