Inventor · disambiguated record
Marc Herwin De Groot
Also filed as: DE GROOT MARC · DE GROOT MARC HERWIN
3 granted patents·340 citations·filing 1993–2017
76Inventor score
Top patents by PatentIndex Score
3 records- 0189US5526022ASourceless orientation sensorVIRTUAL I O INC·Filed 1993·Granted Jun 11, 1996·234 cites·1 claims
- 0273US6421047B1Multi-user virtual reality system for simulating a three-dimensional environmentFiled 1997·Granted Jul 16, 2002·104 cites·27 claims
- 0365US11703162B2Press fitting deviceWAVIN BV·Filed 2017·Granted Jul 18, 2023·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →