Inventor
David C. Lawrence
Inventor
Raleigh, NC, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y02Bprimary
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications11%
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 grids11%
D04BKnitting8%
D10BIndexing scheme associated with sublasses of section d, relating to textiles8%
G01DMeasuring not specially adapted for a specific variable8%
G06FElectric digital data processing8%
D02GCrimping or curling fibres, filaments, threads, or yarns5%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes5%
H02JElectric power networks5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
11,015,271Wet-activated cooling fabric202111,008,681Dual function absorbing and cooling textile202110,428,448Wet-activated cooling fabric201910,164,774Securing a directed acyclic graph20189,251,298'Electrical network model synchronization'20169,129,510'Monitoring operating condition of electrical component'20159,021,431'System and method for developing, deploying and implementing power system computer applications'20156,684,245'Automatic meter reading system employing common broadcast command channel'20046,073,169'Automatic meter reading system employing common broadcast command channel'20005,923,269'Energy meter with multiple protocols for communication with local and wide area networks'19995,645,379'Material flow and air-quality protection, in a particulate-material gun usable with silica fume'1997D0332936'Fluid power electricity generator'19935,124,608'Low-noise slip ring assembly'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2016Based in Raleigh, NC, US· patent location history
1993Based in Modoc, SC, US· patent location history
1997Based in Upland, CA, US· patent location history
1999–2000Patents assigned to ABB POWER T & D CO (2)· patent assignee history
2015–2016Patents assigned to ABB TECHNOLOGY AG (2)· patent assignee history
2015Patents assigned to ABB INC (1)· patent assignee history
2018Patents assigned to BITCASA INC (1)· patent assignee history
2018Based in Hayward, CA, US· patent location history
2019–2021Based in Alpharetta, GA, US· patent location history
2021Patents assigned to MPUSA LLC (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ABB POWER T & D CO | 2 | 1999–2000 |
| ABB TECHNOLOGY AG | 2 | 2015–2016 |
| MPUSA LLC | 2 | 2021 |
| ABB INC | 1 | 2015 |
| BITCASA INC | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Raleigh, NC, US | 7 | 1992–2016 |
| Alpharetta, Georgia, US | 3 | 2019–2021 |
| Hayward, California, US | 1 | 2018 |
| Upland, California, US | 1 | 1997 |
| Modoc, SC, US | 1 | 1993 |