Inventor
TAKEGAWA AKITO
JP33 patents
⚠️ This page may combine multiple inventors who share the name “TAKEGAWA AKITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PEARL MUSICAL INSTRUMENT CO
28 patentsUS7579540B2Aug 25, 2009
Beater holder with adjustment feature
PEARL MUSICAL INSTRUMENT CO23 citations92
US9390697B2Jul 12, 2016
Removable electronic drum head and hoop for acoustic drum
PEARL MUSICAL INSTRUMENT CO7 citations84
US7754953B2Jul 13, 2010
Tension nut lock system for an instrument
PEARL MUSICAL INSTRUMENT CO19 citations84
US7626107B1Dec 1, 2009
Connection system between footboard and heel plate of a foot pedal system
PEARL MUSICAL INSTRUMENT CO10 citations84
US7626108B1Dec 1, 2009
Beater with anti-vibration element
PEARL MUSICAL INSTRUMENT CO10 citations84
US7485791B2Feb 3, 2009
Golden ratio air vent holes
PEARL MUSICAL INSTRUMENT CO10 citations84
US7371953B2May 13, 2008
Push-button spike system for support leg
PEARL MUSICAL INSTRUMENT CO9 citations84
US7365256B2Apr 29, 2008
Snare tensioner for a snare drum
PEARL MUSICAL INSTRUMENT CO9 citations84
US7176368B2Feb 13, 2007
Quick release nut assembly for percussion instrument
PEARL MUSICAL INSTRUMENT CO10 citations84
US6884015B1Apr 26, 2005
Quick release nut assembly for percussion instrument
PEARL MUSICAL INSTRUMENT CO13 citations84
US7220905B2May 22, 2007
Strainer for a snare drum
PEARL MUSICAL INSTRUMENT CO9 citations74
US7202405B2Apr 10, 2007
Snare assembly with graduated tonal effect
PEARL MUSICAL INSTRUMENT CO9 citations74
US7122730B2Oct 17, 2006
Beater weight assembly for drum pedal
PEARL MUSICAL INSTRUMENT CO9 citations74
US6940006B2Sep 6, 2005
Reversible seat cup for percussion instrument
PEARL MUSICAL INSTRUMENT CO11 citations74
US6710236B2Mar 23, 2004
Drum holder for drum stand
PEARL MUSICAL INSTRUMENT CO11 citations74
US10672370B2Jun 2, 2020
Rotation stopper for cymbal pad
PEARL MUSICAL INSTRUMENT CO5 citations73
US9355625B1May 31, 2016
Cymbal mounting assembly
PEARL MUSICAL INSTRUMENT CO6 citations73
US9336758B1May 10, 2016
Drum having interchangeable drum shell segments
PEARL MUSICAL INSTRUMENT CO2 citations63
US7371955B2May 13, 2008
Drum tuning key
PEARL MUSICAL INSTRUMENT CO5 citations63
US7301087B2Nov 27, 2007
Low friction system for snare drum tension adjuster
PEARL MUSICAL INSTRUMENT CO5 citations63
US7179978B2Feb 20, 2007
Foot activated pedal system for percussion instrument
PEARL MUSICAL INSTRUMENT CO4 citations63
US11043196B2Jun 22, 2021
Supporter for kick pad
PEARL MUSICAL INSTRUMENT CO0 citations62
US10789926B2Sep 29, 2020
Supporting apparatus for kick pad
PEARL MUSICAL INSTRUMENT CO0 citations52
US10770041B2Sep 8, 2020
Kick pad
PEARL MUSICAL INSTRUMENT CO0 citations52
US9502013B2Nov 22, 2016
Device for applying tension to a drum head
PEARL MUSICAL INSTRUMENT CO0 citations52
US7495159B1Feb 24, 2009
Reflecting plates for resonating chamber
PEARL MUSICAL INSTRUMENT CO1 citations50
US9082376B1Jul 14, 2015
Snare drum strainer with locking assembly
PEARL MUSICAL INSTRUMENT CO1 citations49
US8367917B2Feb 5, 2013
Hoop for a drum and method of making the same
PEARL MUSICAL INSTRUMENT CO0 citations46