Inventor · disambiguated record
Akito Takegawa
Also filed as: TAKEGAWA AKITO
33 granted patents·4 pending applications·220 citations·filing 1997–2019
97Inventor score
Top patents by PatentIndex Score
37 records- 0196US7579540B2Beater holder with adjustment featurePEARL MUSICAL INSTRUMENT CO·Filed 2008·Granted Aug 25, 2009·23 cites·17 claims
- 0293US7754953B2Tension nut lock system for an instrumentPEARL MUSICAL INSTRUMENT CO·Filed 2008·Granted Jul 13, 2010·19 cites·12 claims
- 0391US9355625B1Cymbal mounting assemblyPEARL MUSICAL INSTRUMENT CO·Filed 2016·Granted May 31, 2016·6 cites·22 claims
- 0490US10672370B2Rotation stopper for cymbal padPEARL MUSICAL INSTRUMENT CO·Filed 2019·Granted Jun 2, 2020·5 cites·10 claims
- 0587US9390697B2Removable electronic drum head and hoop for acoustic drumPEARL MUSICAL INSTRUMENT CO·Filed 2014·Granted Jul 12, 2016·7 cites·18 claims
- 0684US10475424B2Electronic drum padKORG INC·Filed 2018·Granted Nov 12, 2019·5 cites·14 claims
- 0781US7626107B1Connection system between footboard and heel plate of a foot pedal systemPEARL MUSICAL INSTRUMENT CO·Filed 2008·Granted Dec 1, 2009·10 cites·16 claims
- 0881US7626108B1Beater with anti-vibration elementPEARL MUSICAL INSTRUMENT CO·Filed 2008·Granted Dec 1, 2009·10 cites·18 claims
- 0981US7485791B2Golden ratio air vent holesPEARL MUSICAL INSTRUMENT CO·Filed 2007·Granted Feb 3, 2009·10 cites·12 claims
- 1080US7176368B2Quick release nut assembly for percussion instrumentPEARL MUSICAL INSTRUMENT CO·Filed 2005·Granted Feb 13, 2007·10 cites·14 claims
- 1176US7365256B2Snare tensioner for a snare drumPEARL MUSICAL INSTRUMENT CO·Filed 2005·Granted Apr 29, 2008·9 cites·19 claims
- 1276US7220905B2Strainer for a snare drumPEARL MUSICAL INSTRUMENT CO·Filed 2005·Granted May 22, 2007·9 cites·15 claims
- 1372US9336758B1Drum having interchangeable drum shell segmentsPEARL MUSICAL INSTRUMENT CO·Filed 2015·Granted May 10, 2016·2 cites·25 claims
- 1470US6940006B2Reversible seat cup for percussion instrumentPEARL MUSICAL INSTRUMENT CO·Filed 2003·Granted Sep 6, 2005·11 cites·16 claims
- 1570US6710236B2Drum holder for drum standPEARL MUSICAL INSTRUMENT CO·Filed 2002·Granted Mar 23, 2004·11 cites·23 claims
- 1669US6884015B1Quick release nut assembly for percussion instrumentPEARL MUSICAL INSTRUMENT CO·Filed 2003·Granted Apr 26, 2005·13 cites·13 claims
- 1766US7301087B2Low friction system for snare drum tension adjusterPEARL MUSICAL INSTRUMENT CO·Filed 2005·Granted Nov 27, 2007·5 cites·11 claims
- 1865US7371955B2Drum tuning keyPEARL MUSICAL INSTRUMENT CO·Filed 2006·Granted May 13, 2008·5 cites·13 claims
- 1965US7202405B2Snare assembly with graduated tonal effectPEARL MUSICAL INSTRUMENT CO·Filed 2004·Granted Apr 10, 2007·9 cites·22 claims
- 2065US7122730B2Beater weight assembly for drum pedalPEARL MUSICAL INSTRUMENT CO·Filed 2004·Granted Oct 17, 2006·9 cites·14 claims
- 2156US7371953B2Push-button spike system for support legPEARL MUSICAL INSTRUMENT CO·Filed 2004·Granted May 13, 2008·9 cites·16 claims
- 2255US9082376B1Snare drum strainer with locking assemblyPEARL MUSICAL INSTRUMENT CO·Filed 2015·Granted Jul 14, 2015·1 cites·20 claims
- 2355US9070348B2Cymbal stand and method for setting up the sameTAKEGAWA AKITO·Filed 2013·Granted Jun 30, 2015·1 cites·28 claims
- 2453US10770041B2Kick padPEARL MUSICAL INSTRUMENT CO·Filed 2019·Granted Sep 8, 2020·0 cites·9 claims
- 2552US7179978B2Foot activated pedal system for percussion instrumentPEARL MUSICAL INSTRUMENT CO·Filed 2004·Granted Feb 20, 2007·4 cites·12 claims
- 2649US7495159B1Reflecting plates for resonating chamberPEARL MUSICAL INSTRUMENT CO·Filed 2007·Granted Feb 24, 2009·1 cites·11 claims
- 2747US11043196B2Supporter for kick padPEARL MUSICAL INSTRUMENT CO·Filed 2019·Granted Jun 22, 2021·0 cites·12 claims
- 2847US10789926B2Supporting apparatus for kick padPEARL MUSICAL INSTRUMENT CO·Filed 2019·Granted Sep 29, 2020·0 cites·2 claims
- 2945US8367917B2Hoop for a drum and method of making the samePEARL MUSICAL INSTRUMENT CO·Filed 2011·Granted Feb 5, 2013·0 cites·11 claims
- 3043US9502013B2Device for applying tension to a drum headPEARL MUSICAL INSTRUMENT CO·Filed 2015·Granted Nov 22, 2016·0 cites·20 claims
- 3143US6172291B1Drum pedal system with interchangeable cam elementsPEARL MUSIC INSTR CO·Filed 1999·Granted Jan 9, 2001·10 cites·15 claims
- 3241US5956206ADisk device for a disk cartridge, including a latch/unlatch mechanism in cooperation with the sliderTEAC CORP·Filed 1997·Granted Sep 21, 1999·4 cites·2 claims
- 3338US2010162874A1Modular post assembly for foot-operated pedalTAKEGAWA AKITO·Filed 2008·Application pending·0 cites
- 3437US2009152413A1Multi-legged support assembly for musical instruments and the likeTAKEGAWA AKITO·Filed 2007·Application pending·0 cites
- 3537US2013133504A1Isolation rings for use with musical instruments and equipmentTAKEGAWA AKITO·Filed 2011·Application pending·0 cites
- 3635US5892636ADisk device in which erroneous closing of recording medium shutter is preventedTEAC CORP·Filed 1997·Granted Apr 6, 1999·2 cites·13 claims
- 3734US2014196588A1Cymbal assembly and method to produce a multiplicity of soundsTAKEGAWA AKITO·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →