| 10524892 |
Method and apparatus for deploying and retrieving objects in a cavity |
Mitchell Eggers, Jeremy Durack, Joseph Allen Steele, III, Michael Hogan, Raymond Kirk |
2020-01-07 |
| 9895215 |
Method and apparatus for deploying and retrieving objects in a cavity |
Mitchell Eggers, Jeremy Durack, Joseph Allen Steele, III, Michael Hogan, Raymond Kirk |
2018-02-20 |
| 7672637 |
Method and system for delivering from a loudspeaker into a venue |
Michael Steele |
2010-03-02 |
| 7100346 |
Machine for boxing wound coils of filamentary material |
Frank W. Kotzur, Brian P. Moore, Gregory A. Kotzur |
2006-09-05 |
| 6766627 |
Machine for boxing wound coils of filamentary material |
Frank W. Kotzur, Brian P. Moore, Gregory A. Kotzur |
2004-07-27 |
| 6397037 |
Method and apparatus for improving classroom amplification systems and other RF-type amplification systems |
Michael Steele |
2002-05-28 |
| 5803394 |
High speed dual head on-line winding apparatus |
Frank W. Kotzur, Donald A. Woodbridge, Thomas H. Rosenkranz, George Taylor Richey |
1998-09-08 |
| 5794187 |
Method and apparatus for improving effective signal to noise ratios in hearing aids and other communication systems used in noisy environments without loss of spectral information |
Michael Steele |
1998-08-11 |
| 5678778 |
High speed, dual head, on-line winding apparatus |
Frank W. Kotzur, Donald A. Woodbridge, Thomas H. Rosenkranz, George Taylor Richey |
1997-10-21 |
| 5413264 |
Serial accumulator system for filamentary material |
Frank W. Kotzur, Mark Swanson, Kevin Sutton, Donald J. Hopko, Thomas H. Rosenkranz |
1995-05-09 |
| 5388992 |
Method and apparatus for tactile transduction of acoustic signals from television receivers |
Michael Wollowitz, John R. Simpson |
1995-02-14 |
| 5289544 |
Method and apparatus for reducing background noise in communication systems and for enhancing binaural hearing systems for the hearing impaired |
— |
1994-02-22 |
| 5035242 |
Method and apparatus for sound responsive tactile stimulation of deaf individuals |
Joseph Franklin, Paul Hughes |
1991-07-30 |
| 4461025 |
Automatic background noise suppressor |
— |
1984-07-17 |