Inventor · disambiguated record
Robert Hazelwood
Also filed as: HAZELWOOD ROBERT · HAZELWOOD ROBERT E
3 granted patents·111 citations·filing 1997–2022
70Inventor score
Top patents by PatentIndex Score
3 records- 0183US8139810B2Motorcycle speaker systemARMITAGE MARK J·Filed 2010·Granted Mar 20, 2012·16 cites·23 claims
- 0280US5867583ATwist-lock-mountable versatile loudspeaker mountHARMAN INT IND·Filed 1997·Granted Feb 2, 1999·95 cites·14 claims
- 0347US12035119B2Base speaker system for use with turntable that eliminates feedback, resonance, and other audio-disruptive noiseAndover Audio LLC·Filed 2022·Granted Jul 9, 2024·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →