Inventor
Robert M. Khamashta
Inventor
Los Gatos, CA, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication48%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers29%
G06FElectric digital data processing5%
G10LSpeech analysis techniques or speech synthesis5%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
H03GControl of amplification5%
H03KPulse technique5%
PatentTitleYear
10,949,021Electric field touchscreen20219,768,772'Polarity adaptive power source apparatus'20178,559,621'Donned and doffed headset state detection'20138,538,009'Donned and doffed headset state detection'20138,428,285'Microphone screen with common mode interference reduction'20138,369,535'Acoustic signal level limiter for hearing safety'20138,335,312'Donned and doffed headset state detection'20127,616,769'Variable and shiftable acoustic output signal limiter'20097,457,757'Intelligibility control for speech communications systems'20087,283,635'Headset with memory'20077,227,944'Echo reduction for a headset or handset'20077,200,238'Acoustic signal level limiter'20077,039,179'Echo reduction for a headset or handset'20066,671,371'Adaptive transmit amplifier'20035,729,603'Self-configuring telephone interface unit'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2013Patents assigned to PLANTRONICS (13)· patent assignee history
1998–2013Based in Los Gatos, CA, US· patent location history
2012–2021Based in Campbell, CA, US· patent location history
2013Patents assigned to KHAMASHTA ROBERT (2)· patent assignee history
2013Patents assigned to SHYU CHING (2)· patent assignee history
2013Patents assigned to BERNARDI ROBERT (1)· patent assignee history
2017Patents assigned to AMAZON TECH INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PLANTRONICS | 13 | 1998–2013 |
| KHAMASHTA ROBERTself | 2 | 2013 |
| SHYU CHING | 2 | 2013 |
| AMAZON TECH INC | 1 | 2017 |
| BERNARDI ROBERT | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Los Gatos, California, US | 12 | 1998–2013 |
| Campbell, California, US | 3 | 2012–2021 |