Inventor · disambiguated record
Volker Donn
Also filed as: DONN VOLKER
4 granted patents·73 citations·filing 1975–1990
78Inventor score
Top patents by PatentIndex Score
4 records- 0181USD333313SMagnifying glassCARL ZEISS STIFTUNG HEIDENHEIM/BRENZ·Filed 1990·Granted Feb 16, 1993·25 cites·1 claims
- 0266USD333276SSurveying instrumentCARL ZEISS STIFTUNG HEIDENHEIM/BRENZ·Filed 1990·Granted Feb 16, 1993·14 cites·1 claims
- 0366US4415250AFocusing system for long focal length objectivesZEISS STIFTUNG·Filed 1982·Granted Nov 15, 1983·9 cites·13 claims
- 0466US4080043ABinocular telescopeZEISS STIFTUNG·Filed 1975·Granted Mar 21, 1978·25 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →