Inventor
Martin Sperber
Inventor
Coral Springs, FL, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television23%
F16FSprings18%
B64CAeroplanes14%
LOC1314%
B64DEquipment for fitting in or to aircraft9%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for5%
G05DSystems for controlling or regulating non-electric variables5%
H01QAntennas, i.e. radio aerials5%
H04BTransmission5%
Y02TClimate change mitigation technologies related to transportation5%
PatentTitleYear
8,662,265'Energy absorber for aircraft'20148,573,372'Force level control for an energy absorber for aircraft'20138,302,747'Energy absorber for aircraft'20127,527,221'Mounting device for interior equipment in aircraft'20097,183,871'Bi-directional access point'20076,646,519'RF equalizer'2003D0470821'Digital directional coupler'2003D0458235'Chassis assembly for broadband network head-end modules'2002D0448005'Broadband network head-end module'20015,661,801'Method and apparatus for stabilizing and brightening prerecorded TV signals encoded with copy protection'19974,446,407'Antenna rotator apparatus'19844,163,252'Subscription television decoder apparatus'19794,095,258'Apparatus for decoding scrambled television and similar transmissions'19784,081,839'Aural-visual ratio control apparatus'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1997Based in Cranford, NJ, US· patent location history
1984Based in Santa Monica, CA, US· patent location history
2001–2007Patents assigned to VIEWSONICS INC (5)· patent assignee history
2001–2007Based in Coral Springs, FL, US· patent location history
2009Based in Moenchengladbach, DE· patent location history
2012–2014Patents assigned to AIRBUS OPERATIONS GMBH (3)· patent assignee history
2012–2014Patents assigned to DEMARY MICHAEL (3)· patent assignee history
2012–2014Patents assigned to HARRIEHAUSEN MICHAEL (3)· patent assignee history
2012–2014Patents assigned to HUMFELDT DIRK (3)· patent assignee history
2012–2014Based in Mönchengladbach, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| VIEWSONICS INC | 5 | 2001–2007 |
| AIRBUS OPERATIONS GMBH | 3 | 2012–2014 |
| DEMARY MICHAEL | 3 | 2012–2014 |
| HARRIEHAUSEN MICHAEL | 3 | 2012–2014 |
| HUMFELDT DIRK | 3 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Coral Springs, Florida, US | 5 | 2001–2007 |
| Cranford, New Jersey, US | 4 | 1978–1997 |
| Mönchengladbach, DE | 3 | 2012–2014 |
| Moenchengladbach, DE | 1 | 2009 |
| Santa Monica, California, US | 1 | 1984 |