Hannover
Germany
4
2025-07-10
The entities that hold a legal rights for patent applications filed by inventor Büttner Heiko:
Heiko Büttner from Hannover, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Closure Device Having a Rotary Element
#2 | 2022-12-08Closure device having a rotary element
#3 | 2022-10-06Closure device having closure parts which are able to be placed against one another
#4 | 2012-10-11Chair
3272795 ⎘