Individual holder
BUTLER BOYD L
US·10 granted patents·91 citations·filing 2008–2014
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
10 records- 0194US8083026B1Diffuser mufflerBUTLER BOYD L·Filed 2010·Granted Dec 27, 2011·16 cites·18 claims
- 0289US8746401B2Frequency-modifying mufflerBUTLER BOYD L·Filed 2012·Granted Jun 10, 2014·9 cites·16 claims
- 0388US8474252B2Oval-to-round exhaust collector systemBUTLER BOYD L·Filed 2009·Granted Jul 2, 2013·14 cites·21 claims
- 0488US8256571B1Frequency-modifying mufflerBUTLER BOYD L·Filed 2010·Granted Sep 4, 2012·9 cites·19 claims
- 0586US8104572B2Spin mufflerBUTLER BOYD L·Filed 2010·Granted Jan 31, 2012·7 cites·25 claims
- 0680US8869932B2Crossover mufflerBUTLER BOYD L·Filed 2012·Granted Oct 28, 2014·8 cites·23 claims
- 0780US8181671B2Anti-resonant pulse diffuserBUTLER BOYD L·Filed 2009·Granted May 22, 2012·11 cites·22 claims
- 0878US8181732B1Y splitter for exhaust systemsBUTLER BOYD L·Filed 2008·Granted May 22, 2012·13 cites·11 claims
- 0969US9341095B2Frequency-modifying mufflerBUTLER BOYD L·Filed 2014·Granted May 17, 2016·2 cites·7 claims
- 1062US8186386B2Modular exhaust tube systemBUTLER BOYD L·Filed 2009·Granted May 29, 2012·2 cites·24 claims
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