Inventor
Brian Albert Wittman
Inventor
Indianapolis, IN, US
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication28%
G06FElectric digital data processing10%
H02JElectric power networks8%
G01RMeasuring electric variables5%
G05BControl or regulating systems in general5%
G08CTransmission systems for measured values, control or similar signals5%
H01HElectric switches5%
H04LTransmission of digital information, e.g. telegraphic communication5%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications5%
Y04SSystems integrating technologies related to power network operation, communication or information technologies for improving the electrical power generation, transmission, distribution, management or usage, i.e. smart grids5%
PatentTitleYear
10,473,727Early power failure detection circuit20199,729,009'Systems and methods for remotely controlling a wall socket'20179,685,896'Stepper motor control and fire detection system'20179,390,604'Fire detection system'20169,356,472'Systems and methods for remotely controlling a wall socket'20168,894,831'Printed memory on strip'20147,818,794'Data traffic filtering indicator'20107,741,828'Power disturbance detection circuit and method'20107,574,494'User interface for a bi-directional communication system'20097,184,544'Device and method for detecting presence of service on telephone line'20077,076,530'Multiple function modem including external memory adapter'20066,940,970'Ring boost circuit to extend ringing range of telephone SLICs'20056,304,654'Telephone handset interface with feedback control'20015,901,212'Apparatus for blocking voice band signals when receiving caller identification information for a waiting call'19995,867,573'Telephone handset interface with feedback control'19995,850,156'Processor supervisory circuit and method having increased range of power-on reset signal stability'19985,771,285'Circuit and method for detecting telephone line status and telephone instrument embodying the same'19985,694,460'Circuit and method for reducing common mode interference in telephone instruments'19975,388,153'Apparatus and method for detecting telephone line status'19955,251,179'Apparatus and method for extending battery life'19935,121,426'Loudspeaking telephone station including directional microphone'19924,980,778'Method for correcting nonuniformities in pixel output level for a line scanner'19904,539,552'Digital-to-analog converter'19854,352,958'Electronically-switched multifrequency generator with transducer control'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–2019Based in Indianapolis, IN, US· patent location history
1985–1993Patents assigned to AT & T BELL LAB (4)· patent assignee history
1997–2001Patents assigned to LUCENT TECHNOLOGIES INC (6)· patent assignee history
2006–2010Patents assigned to THOMSON LICENSING (5)· patent assignee history
2016–2017Patents assigned to E5 GLOBAL INNOVATIONS INC (2)· patent assignee history
2016–2017Patents assigned to THERMAL IMAGING RADAR LLC (2)· patent assignee history
2016–2017Based in Orem, UT, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LUCENT TECHNOLOGIES INC | 6 | 1997–2001 |
| THOMSON LICENSING | 5 | 2006–2010 |
| AT & T BELL LAB | 4 | 1985–1993 |
| E5 GLOBAL INNOVATIONS INC | 2 | 2016–2017 |
| THERMAL IMAGING RADAR LLC | 2 | 2016–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Indianapolis, IN, US | 22 | 1982–2019 |
| Orem, UT, US | 2 | 2016–2017 |