Assignee
CHANG SHUN HWA
US·11 granted patents·73 citations·filing 1999–2018
Top patents by PatentIndex Score
11 records- 0184US9779704B1Apparatus providing teeth location guide for use with single-reed woodwind instrumentsCHANG SHUN-HWA·Filed 2017·Granted Oct 3, 2017·4 cites·17 claims
- 0279US9038872B1Straps for carrying an objectCHANG SHUN-HWA·Filed 2009·Granted May 26, 2015·9 cites·15 claims
- 0379US6130376ALigature for reed instrumentsCHANG SHUN HWA·Filed 1999·Granted Oct 10, 2000·27 cites·11 claims
- 0478US7439430B1Saxophone D# (D Sharp) key clampCHANG SHUN-HWA·Filed 2007·Granted Oct 21, 2008·10 cites·14 claims
- 0576US8106279B1Moisture drying apparatus for wind musical instrumentsCHANG SHUN-HWA·Filed 2010·Granted Jan 31, 2012·4 cites·17 claims
- 0668US7795522B1Moisture drying apparatus for wind musical instrumentsCHANG SHUN-HWA·Filed 2009·Granted Sep 14, 2010·2 cites·19 claims
- 0763US7030306B1Devices for removing and separating moisture from woodwind musical instrumentsCHANG SHUN-HWA·Filed 2003·Granted Apr 18, 2006·9 cites·4 claims
- 0860US10204606B1Apparatus for enhancing sounds produced out of single-reed wind music instrumentsCHANG SHUN HWA·Filed 2017·Granted Feb 12, 2019·1 cites·18 claims
- 0959US9570052B1Apparatus for enhancing sounds produced out of single-reed wind music instrumentsCHANG SHUN-HWA·Filed 2015·Granted Feb 14, 2017·1 cites·20 claims
- 1040USD891512SMarching maceCHANG SHUN HWA·Filed 2018·Granted Jul 28, 2020·2 cites·1 claims
- 1140USD548271SKeyless saxophoneCHANG SHUN-HWA·Filed 2005·Granted Aug 7, 2007·4 cites·1 claims
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