Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11279209 | Vehicle door glass elevating/lowering device, door frame assembly, vehicle door opening/closing member driving device, and vehicle door opening/closing member driving device assembling method | Yoshimasa Ishiguro, Katsuhisa Fukui, Tomoaki FUKATAMI, Masako Sekine, Natsuki Ito +1 more | 2022-03-22 |
| D613092 | Drum rack | Donald H. Eason | 2010-04-06 |
| D590010 | Marimba | — | 2009-04-07 |
| D580262 | Percussion instrument support arm clamp | Donald H. Eason | 2008-11-11 |
| D576870 | Drum rack member clamp | Donald H. Eason | 2008-09-16 |
| D508478 | Amplifier for electric guitar | — | 2005-08-16 |
| 6919503 | Musical tone generation control system, musical tone generation control method, and program for implementing the method | Yoshiki Nishitani, Kenichi Miyazawa, Katsuhiko Masuda | 2005-07-19 |
| D506918 | Fixing bracket for drum head | — | 2005-07-05 |
| D496813 | Seat for stool | — | 2004-10-05 |
| D488078 | Electronic metronome | Hiroyoshi Naitoh, Sekinori Funakawa | 2004-04-06 |
| D486816 | Audio signal amplifier | Takashi Akiyama | 2004-02-17 |
| D482518 | Case for musical instrument | — | 2003-11-25 |
| D478611 | Electric guitar | — | 2003-08-19 |
| D382006 | Electronic piano | — | 1997-08-05 |