Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017857 | Methods and apparatus for stringed controllers and/or instruments | Bernard Chiu, Mark S. Izen, Stephen Paul Webster, Jack Davis, Wendy Lynn Mittelstadt +1 more | 2011-09-13 |
| D637190 | Guitar controller | John A. McGuire, II, Mark S. Izen, Gabriel Viani | 2011-05-03 |
| 7632997 | Spring-biased tuning machine | Mark S. Izen | 2009-12-15 |
| D604760 | Guitar tuner | — | 2009-11-24 |
| 7566824 | Capo | — | 2009-07-28 |
| D596875 | Guitar stand | Cedric Liautaud | 2009-07-28 |
| D574416 | Capo | Jason D. Zucco | 2008-08-05 |
| D573794 | String case | Mark S. Izen | 2008-07-29 |
| D571850 | Instrument decoration | Nicole A. Glein | 2008-06-24 |
| D561238 | Guitar | Kelly M. Butler, Ryan Sinn | 2008-02-05 |
| D556976 | Guitar bridge | Cedric Liautaud | 2007-12-11 |
| D555715 | Pick up | Kelly M. Butler | 2007-11-20 |
| D535321 | Guitar pick-up | Kelly M. Butler | 2007-01-16 |
| D526342 | Recorder | Alexander Webb, William Hester | 2006-08-08 |
| 7081573 | String instrument with protective string cap assemblies | Mark S. Izen, Bernard Chiu | 2006-07-25 |
| D520735 | Saxophone case | Mark S. Izen, William D. Hester | 2006-05-16 |
| 6992243 | Stringed instrument with tonal control | — | 2006-01-31 |
| D496388 | Guitar body | Kelly M. Butler | 2004-09-21 |
| D493715 | Guitar strap packaging | Mark S. Izen | 2004-08-03 |
| D489527 | Clarinet case | Mark S. Izen, William D. Hester | 2004-05-11 |
| D489172 | Trumpet case | Mark S. Izen, William D. Hester | 2004-05-04 |
| D488920 | Flute case | Mark S. Izen, William D. Hester | 2004-04-27 |
| D487627 | Guitar case | Mark S. Izen, Alexander Webb | 2004-03-23 |
| D482862 | Trumpet case | Mark S. Izen, William D. Hester | 2003-12-02 |
| 6653540 | Mechanism for supporting musical instruments | Mark S. Izen, Alexander Webb, William D. Hester, Joseph Paul | 2003-11-25 |