Inventor · disambiguated record
William Rosenhagen
Also filed as: ROSENHAGEN WILLIAM
4 granted patents·256 citations·filing 1979–1980
81Inventor score
Files withIDEAL TOY CORP4
Top patents by PatentIndex Score
4 records- 0192US4334221AMulti-vehicle multi-controller radio remote control systemIDEAL TOY CORP·Filed 1979·Granted Jun 8, 1982·200 cites·8 claims
- 0267US4291877AToy vehicle engine sound deviceIDEAL TOY CORP·Filed 1980·Granted Sep 29, 1981·22 cites·13 claims
- 0364US4346640ADecorative light flashing apparatus and acousto-electric transducer thereforIDEAL TOY CORP·Filed 1979·Granted Aug 31, 1982·18 cites·6 claims
- 0464US4247108ATime limited power boost passing for toy vehiclesIDEAL TOY CORP·Filed 1979·Granted Jan 27, 1981·16 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →