Tulsa, Oklahoma
United States
5
2019-11-21
The entities that hold a legal rights for patent applications filed by inventor Porter David W.:
David W. Porter from Tulsa, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Top-loading straddle-mounted pipe fusion machine
#2 | 2016-05-19Top-loading straddle-mounted pipe fusion machine
#3 | 2016-03-29Tapered wattage radial heater
#4 | 2015-03-19Top-loading straddle-mounted pipe fusion machine
#5 | 2015-03-19Electro-Mechanical Pipe Fusion Machine
1098804 ⎘