Algonquin, Illinois
United States
4
2021-10-21
The entities that hold a legal rights for patent applications filed by inventor Johnson Richard A.:
Richard A. Johnson from Algonquin, US has applied for patents for these inventions. The list has both pending applications and granted patents:
PROCESS AND APPARATUS FOR RECOVERING CATALYST FROM A PRODUCT STREAM
#2 | 2006-06-22Method and system for catalytically converting oxygenates and regenerating and stripping catalyst
#3 | 2006-05-11Apparatus and process for power recovery
#4 | 2006-05-04External second stage cyclones in olefin production process
4619205 ⎘