Cadiz
Spain
3
2023-10-05
The entities that hold a legal rights for patent applications filed by inventor HARPER Robert David:
Robert David HARPER from Cadiz, ES has applied for patents for these inventions. The list has both pending applications and granted patents:
Production of fuel products from waste rubber material
#2 | 2023-02-16Production of fuel products from waste rubber material
#3 | 2021-07-29Production of fuel products from waste rubber material
5147422 ⎘