Inventor · disambiguated record
Björn Pietzak
Also filed as: PIETZAK BJOERN
4 granted patents·99 citations·filing 2000–2002
79Inventor score
Files withSONY CORP4
Top patents by PatentIndex Score
4 records- 0191US6495290B1Proton conductor, production method thereof, and electrochemical device using the sameSONY CORP·Filed 2000·Granted Dec 17, 2002·80 cites·109 claims
- 0267US6777133B2Proton conductor, production method thereof, and electrochemical device using the sameSONY CORP·Filed 2002·Granted Aug 17, 2004·9 cites·14 claims
- 0354US6821665B2Proton conductor, production method thereof, and electrochemical device using the sameSONY CORP·Filed 2002·Granted Nov 23, 2004·8 cites·49 claims
- 0439US7157183B2Proton conductor, production method thereof, and electrochemical device using the sameSONY CORP·Filed 2002·Granted Jan 2, 2007·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →