Inventor · disambiguated record
Joerg Willhelm
Also filed as: WILLHELM JOERG
4 granted patents·72 citations·filing 1977–2002
77Inventor score
Top patents by PatentIndex Score
4 records- 0186US4176276APhotoelectric incident light distance measuring deviceLEITZ ERNST GMBH·Filed 1977·Granted Nov 27, 1979·42 cites·6 claims
- 0260US5841134APhoto-electric distance- and angle-measurement system for measuring the displacement of two objects with respect to each otherZEISS CARL JENA GMBH·Filed 1996·Granted Nov 24, 1998·22 cites·8 claims
- 0351US6747262B2Position measuring systemHEIDENHAIN GMBH DR JOHANNES·Filed 2002·Granted Jun 8, 2004·5 cites·15 claims
- 0428US4367016AFlat field lens with image splitting effectLEITZ ERNST GMBH·Filed 1980·Granted Jan 4, 1983·3 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →