Inventor · disambiguated record
Michael Töpfer
Also filed as: TÖPFER MICHAEL
3 granted patents·0 citations·filing 2014–2019
45Inventor score
Technology areasC04B
Top patents by PatentIndex Score
3 records- 0163US11618717B2Lead-free piezoceramic material based on bismuth sodium titanate (BST)PI CERAM GMBH·Filed 2019·Granted Apr 4, 2023·0 cites·16 claims
- 0249US10246376B2Lead-free piezoceramic material based on bismuth sodium titanate (BST)PI CERAMIC GMBH KERAMISCHE TECH UND BAUELEMENTE·Filed 2014·Granted Apr 2, 2019·0 cites·14 claims
- 0346US10910550B2Piezoceramic material with reduced lead contentPI CERAM GMBH·Filed 2014·Granted Feb 2, 2021·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →