| 9437176 |
Top-tuning system for hand percussion instrument |
Ray Enhoffer, Chatchai Chandontrikit, Andrzej Krol |
2016-09-06 |
| 9343050 |
Channeled shaker |
Jeff Sallee, Mark A. Schnose, Andrzej Krol, Ray Enhoffer |
2016-05-17 |
| 8609967 |
Top-tuning system for hand percussion instrument |
Ray Enhoffer, Chatchai Chandontrikit, Andrzej Krol |
2013-12-17 |
| 8101841 |
One-handed musical triangle |
Douglas Hinrichs, Andrzej Krol, Ray Enhoffer |
2012-01-24 |
| 7964781 |
Rotating multi-stem instrument bracket |
Randy Lovvorn, Andrzej Krol, Ray Enhoffer |
2011-06-21 |
| 7750219 |
Folding bar chimes |
Raymond Enhoffer, Andrze J. Krol |
2010-07-06 |
| 7074996 |
Drum head assembly and method of tensioning a drum head |
Andrzej Krol, Raymond Enhoffer |
2006-07-11 |
| D470169 |
Shaken idiophone |
Raymond Enhoffer, Andrzej Krol, Bashiri Johnson |
2003-02-11 |
| 6489546 |
Musical instrument and method of making same |
Raymond Enhoffer, Andrzej Krol |
2002-12-03 |
| 6392129 |
Musical instrument and method of making same |
Raymond Enhoffer |
2002-05-21 |
| D456442 |
Handle for a musical instrument |
Donald Kralik, Kenneth Benjamin |
2002-04-30 |
| 6365810 |
Shaker instrument |
Raymond Enhoffer |
2002-04-02 |
| 6362406 |
Shaken idiophone |
Raymond Enhoffer, Andrzej Krol, Bashiri Johnson |
2002-03-26 |
| 6271449 |
Musical instrument |
Raymond Enhoffer, Andrzej Krol, Kenneth Benjamin, Martin Cohen |
2001-08-07 |
| D441007 |
Handle for a musical instrument |
Donald Kralik, Kenneth Benjamin |
2001-04-24 |
| 6091009 |
Musical percussion instrument |
Donald Kralik |
2000-07-18 |
| 6091011 |
Multiple musical instrument holder |
Andrzej Krol |
2000-07-18 |
| 6020546 |
Block percussion instrument |
Martin Cohen, Donald Kralik |
2000-02-01 |
| 6018116 |
Conga shell protector |
Raymond Enhoffer |
2000-01-25 |
| 5936175 |
Drum head assembly |
— |
1999-08-10 |
| D409649 |
Block percussion instrument |
Martin Cohen, Donald Kralick |
1999-05-11 |
| 5810224 |
Marching rack for percussion instruments |
— |
1998-09-22 |
| 5797569 |
Apparatus for clamping a musical instrument |
— |
1998-08-25 |