Assignee
RTOM CORP
US9 patents
Top patents by PatentIndex Score
US6069307AMay 30, 2000
Inflatable musical drum
RTOM CORP31 citations91
US5637819AJun 10, 1997
Percussion instrument damping
RTOM CORP32 citations91
US5585581ADec 17, 1996
Gel drumhead transducing
RTOM CORP50 citations91
US5430245AJul 4, 1995
Electroacoustical drum
RTOM CORP41 citations91
US7781661B2Aug 24, 2010
Drumhead assembly
RTOM CORP14 citations82
US7514617B2Apr 7, 2009
Practice drumhead assembly
RTOM CORP12 citations82
US7498500B2Mar 3, 2009
Drumhead assembly with improved rebound
RTOM CORP12 citations76
US9990909B1Jun 5, 2018
Cymbal
RTOM CORP9 citations69
US5728033AMar 17, 1998
Swimming simulator exercise device
RTOM CORP4 citations61