Inventor · disambiguated record
John Zipfel
Also filed as: ZIPFEL JOHN
3 granted patents·7 citations·filing 2015–2019
61Inventor score
Technology areasH02J
Files withGOOGLE LLC3
Top patents by PatentIndex Score
3 records- 0183US9997917B2Transformerless power conversionGOOGLE LLC·Filed 2015·Granted Jun 12, 2018·5 cites·14 claims
- 0276US10439399B2Transformerless power conversionGOOGLE LLC·Filed 2018·Granted Oct 8, 2019·2 cites·8 claims
- 0359US10727673B2Transformerless power conversionGOOGLE LLC·Filed 2019·Granted Jul 28, 2020·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →