Arnstadt
Germany
3
2019-10-24
The entities that hold a legal rights for patent applications filed by inventor Töpfer Michael:
Michael Töpfer from Arnstadt, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Lead-free piezoceramic material based on bismuth sodium titanate (BST)
#2 | 2016-07-07Lead-free piezoceramic material based on bismuth sodium titanate (BST)
#3 | 2016-06-30Piezoceramic material with reduced lead content
1581280 ⎘