| 9851112 | HVAC unit identification device and method | Feb 18, 16 | Dec 26, 17 | Not available |
| 9489935 | Ambient gas flow alarm | Jun 11, 13 | Nov 08, 16 | PROMETHEUS MEDICAL INNOVATIONS LLC |
| 8740002 | Cap-installation signal system for filler neck cap | Mar 04, 11 | Jun 03, 14 | STANT USA CORP. |
| 8651230 | High capacity ultrasonic reactor system | Jun 30, 08 | Feb 18, 14 | INDUSTRIAL SONOMECHANICS, LLC |
| 8641197 | Acoustical receiver and pen transcription system adapted for rejecting virtual pen images | Dec 23, 11 | Feb 04, 14 | PNF CO., LTD. |
| 8526654 | Acoustic wave generation device and equipment including a plurality of such devices | Apr 27, 10 | Sep 03, 13 | Didson |
| 7525440 | Person monitoring | Jun 01, 05 | Apr 28, 09 | BOSE CORPORATION |
| 6568407 | Automatic washing device for a workpiece to be measured and automatic production system provided with the same | May 15, 00 | May 27, 03 | MITUTOYO CORPORATION, MORI SEIKI CO., LTD., OKUMA CORPORATION, |
| 6357381 | Control lever for generating a level sound | May 19, 97 | Mar 19, 02 | HYUNDAI MOTOR COMPANY |
| 6349791 | Submarine bow dome acoustic sensor assembly | Apr 03, 00 | Feb 26, 02 | The United States of America as represented by the Secretary of the Navy |
| 5743481 | Safety device in conjuction with a tensioning mechanism of a safety belt system, including audible actuation indication | Feb 07, 97 | Apr 28, 98 | AUTOLIV DEVELOPMENT AB |
| 5012757 | Automatic horn warning signal apparatus for use on boats | Apr 20, 90 | May 07, 91 | Not available |
| 5009217 | Fireplace log holder and alarm | Apr 09, 90 | Apr 23, 91 | Not available |
| 4606295 | Mechanical door chime powered by motion of the door | Feb 13, 84 | Aug 19, 86 | Not available |
| 4454784 | Speed changing device | Nov 02, 81 | Jun 19, 84 | Shimano Industrial Company Limited |
| 4385585 | Teakettle having whistle cap | Oct 27, 81 | May 31, 83 | Copco Inc.; |
| 4311983 | Vehicle parking signal device | Oct 29, 79 | Jan 19, 82 | Not available |