Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| D646263 | Wireless transmitter | 10/04/2011 |
| D642164 | Holder for a headset | 07/26/2011 |
| D634737 | Microphone stand | 03/22/2011 |
| D624905 | Microphone stand | 10/05/2010 |
| D618222 | Equipment stand | 06/22/2010 |
| D599332 | Microphone stand | 09/01/2009 |
| D584296 | Microphone stand | 01/06/2009 |
| D582902 | Microphone bracket | 12/16/2008 |
| D581907 | Drum mountable microphone mounting device | 12/02/2008 |
| D579928 | Microphone holder | 11/04/2008 |
| D572116 | Microphone clamp plate | 07/01/2008 |
| D561180 | Microphone clamp | 02/05/2008 |
| D556742 | Holder type music player | 12/04/2007 |
| D548729 | Completely wireless horn microphone | 08/14/2007 |
| D547753 | Microphone rubber | 07/31/2007 |
| 7201353 | Adjustable lectern system A adjustable lectern system for facilitating adjustment and movement according to the particular needs of various sequential users. The adjustable lectern system includes a base portion designed for resting upon a horizontal support surface and having a relatively b... | 04/10/2007 |
| D534901 | Microphone boot | 01/09/2007 |
| D519990 | Support mechanism with articulated arm for a microphone | 05/02/2006 |
| 7007901 | Microphone support The present invention provides a microphone support which includes a restriction groove 520 between a universal ball 50 and a mounting member 70 in order to restrict the rotating angle range of the universal ball 50 rotating with the axis... | 03/07/2006 |
| D514553 | Base for microphone | 02/07/2006 |
| D505673 | Radio microphone holder | 05/31/2005 |
| D494152 | Base of a conference unit | 08/10/2004 |
| D493441 | Base of a conference unit | 07/27/2004 |
| 6386377 | Mounting assembly for plurality of microphones A mounting assembly structured to removably and collectively support a plurality of microphones in a predetermined, organized array, at a location wherein sound pick-up and/or amplification is required. The mounting assembly includes a base having an atta... | 05/14/2002 |
| 5675660 | Apparatus for protecting microphones A cover for protecting a microphone includes a shield and coupling member. The coupling member is tubular with an inner surface slightly larger than the housing portion of the microphone. The shield is tubular and large enough to protect the microphone po... | 10/07/1997 |
| 4527019 | Microphone hanger A microphone hanger, which permits a microphone attached to it to be directed at various sound sources in a studio, auditorium, church or other environment, includes a cylindrical base having a disc-shaped top wall carrying a socket for a vertically depen... | 07/02/1985 |