Inventor · disambiguated record
John B. Penn
Also filed as: PENN JOHN B
2 granted patents·1 citations·filing 2013–2013
35Inventor score
Files withEASTMAN CHEM CO2
Top patents by PatentIndex Score
2 records- 0165US8829105B2Low molecular weight polystyrene resin and methods of making and using the sameEASTMAN CHEM CO·Filed 2013·Granted Sep 9, 2014·1 cites·9 claims
- 0255US8946365B2Low molecular weight polystyrene resin and methods of making and using the sameEASTMAN CHEM CO·Filed 2013·Granted Feb 3, 2015·0 cites·14 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →