Inventor · disambiguated record
Friedrich Zettl
Also filed as: ZETTL FRIEDRICH
3 granted patents·15 citations·filing 1984–1998
65Inventor score
Top patents by PatentIndex Score
3 records- 0131US4569472AApparatus for automatically soldering jewelry chainsZETTL FRIEDRICH·Filed 1984·Granted Feb 11, 1986·6 cites·10 claims
- 0224US6260381B1Article of jewelryFRIEDRICH ZETTL GMBH·Filed 1998·Granted Jul 17, 2001·6 cites·11 claims
- 0324US4724995APin joining method and apparatusZETTL FRIEDRICH·Filed 1986·Granted Feb 16, 1988·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →