Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7932449 | Neck joint structure for stringed musical instrument | — | 2011-04-26 |
| 7547834 | String replacement assistance apparatus | — | 2009-06-16 |
| 7235729 | String securing apparatus for string instrument | — | 2007-06-26 |
| 6888054 | Body structure of guitar | — | 2005-05-03 |
| 6881882 | String stretching mechanism for stringed instrument | Osamu Ito | 2005-04-19 |
| 6855879 | Electric stringed musical instrument having fastener shared between frame body and strap | Akio Naniki, Katsuya Suzuki | 2005-02-15 |
| 6696632 | Electric stringed musical instrument having frame body and percussion unit | Akio Naniki, Katsuya Suzuki | 2004-02-24 |
| 6664453 | Guitar neck attachment structure | Osamu Ito | 2003-12-16 |
| 6657111 | Structure body formed by rib member and plate members | — | 2003-12-02 |
| 6646189 | Body structure of stringed instrument | — | 2003-11-11 |
| 6395968 | Stringed musical instrument having head covered with bright panel and process of fabrication thereof | — | 2002-05-28 |
| 6255567 | Stringed musical instrument with composite body partially formed of metal or synthetic resin | — | 2001-07-03 |
| 4829873 | String fixing device for string instruments | Yasuo Suzuki | 1989-05-16 |
| 4827824 | Electric guitar having an electronic vibrato apparatus | — | 1989-05-09 |
| 4763555 | Tremolo unit mechanism for electric guitar | Junji Tomita | 1988-08-16 |