AT

Akito Takegawa

PI Pearl Musical Instrument: 27 patents #1 of 18Top 6%
TE Teac: 2 patents #166 of 440Top 40%
KO Korg: 1 patents #17 of 40Top 45%
Overall (All Time): #107,666 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
11043196 Supporter for kick pad Yuichi Sato 2021-06-22
10789926 Supporting apparatus for kick pad Yuichi Sato, Takashi Koizumi 2020-09-29
10770041 Kick pad Takashi Koizumi, Yuichi Sato 2020-09-08
10672370 Rotation stopper for cymbal pad Takashi Koizumi 2020-06-02
10475424 Electronic drum pad Haruhiko Motohashi, Tatsuya Nishikawa 2019-11-12
9502013 Device for applying tension to a drum head 2016-11-22
9390697 Removable electronic drum head and hoop for acoustic drum 2016-07-12
9355625 Cymbal mounting assembly 2016-05-31
9336758 Drum having interchangeable drum shell segments 2016-05-10
9082376 Snare drum strainer with locking assembly Katsuhiro Momose 2015-07-14
9070348 Cymbal stand and method for setting up the same 2015-06-30
8367917 Hoop for a drum and method of making the same Michihiro Tsuchida 2013-02-05
7754953 Tension nut lock system for an instrument 2010-07-13
7626107 Connection system between footboard and heel plate of a foot pedal system 2009-12-01
7626108 Beater with anti-vibration element 2009-12-01
7579540 Beater holder with adjustment feature 2009-08-25
7495159 Reflecting plates for resonating chamber Takayuki Nishizawa 2009-02-24
7485791 Golden ratio air vent holes 2009-02-03
7371953 Push-button spike system for support leg 2008-05-13
7371955 Drum tuning key 2008-05-13
7365256 Snare tensioner for a snare drum 2008-04-29
7301087 Low friction system for snare drum tension adjuster 2007-11-27
7220905 Strainer for a snare drum 2007-05-22
7202405 Snare assembly with graduated tonal effect 2007-04-10
7179978 Foot activated pedal system for percussion instrument 2007-02-20