Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9537415 | Power generating device, control device, controlling method and power generation system | Takashi Tanaka, Kotaro Takeda, Wataru YOSHINAGA | 2017-01-03 |
| 8148623 | Apparatus for assisting in playing musical instrument | Hideyuki Masuda, Yutaka Tohgi | 2012-04-03 |
| 7858871 | Playing device | Ryuji Hashimoto | 2010-12-28 |
| 7671260 | Component of musical instrument, musical instrument and production method of the same | Hiroyasu Abe | 2010-03-02 |
| 7642439 | Electronic drum and its drum head | — | 2010-01-05 |
| 7605324 | Apparatus for assisting in playing musical instrument | Hideyuki Masuda, Yutaka Tohgi | 2009-10-20 |
| 7554028 | Performance assist apparatus of wind instrument | — | 2009-06-30 |
| 6667429 | Method for manufacturing modified wood | Hiroyasu Abe | 2003-12-23 |
| 6355830 | Process for preparation of dicarboxylic acid monoesters | Kunihiko Sakano, Tetsuya Ikemoto | 2002-03-12 |
| 5587544 | Drum | Yukimasa Okumura | 1996-12-24 |
| 5410937 | Supporting mechanism for a sound generator of a musical instrument | Tomio Okamoto | 1995-05-02 |
| D350362 | Musical drum rim | — | 1994-09-06 |
| 4858510 | Resonant musical instruments | Isao Shimoda, Mitsugu Yaguchi | 1989-08-22 |