Inventor · disambiguated record
Donald A. Bielski
Also filed as: BIELSKI DONALD A
2 granted patents·1 pending application·0 citations·filing 2017–2023
24Inventor score
Technology areasE01B
Files withKOPPERS DELAWARE INC3
Top patents by PatentIndex Score
3 records- 0147US2024167231A1Rail Brace AssemblyKOPPERS DELAWARE INC·Filed 2023·Application pending·0 cites
- 0246US10961665B2Rail joint assembly having forged rail joint barsKOPPERS DELAWARE INC·Filed 2018·Granted Mar 30, 2021·0 cites·22 claims
- 0324USD885977SAnti-rail rollover deviceKOPPERS DELAWARE INC·Filed 2017·Granted Jun 2, 2020·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →