Wheaton, Illinois
United States
3
2025-12-11
The entities that hold a legal rights for patent applications filed by inventor Langkamp Robert:
Robert Langkamp from Wheaton, US has applied for patents for these inventions. The list has both pending applications and granted patents:
REUSABLE STRUCTURE FOR USE IN CONSTRUCTION
#2 | 2025-12-11REUSABLE STRUCTURE FOR USE IN CONSTRUCTION
#3 | 2025-04-01Environmentally friendly reusable structure for use in construction
7046456 ⎘