Inventor
Geoffrey M. Smith
Inventor
Palo Alto, CA, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Kprimary
G06KGraphical data reading20%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes12%
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 systems12%
H04BTransmission12%
H04MTelephonic communication12%
G01DMeasuring not specially adapted for a specific variable4%
G01RMeasuring electric variables4%
G07CTime or attendance registers4%
G10HElectrophonic musical instruments4%
G11BInformation storage based on relative movement between record carrier and transducer4%
PatentTitleYear
D0925281Needle arrangement20218,054,163'Interactive radio frequency tags'20117,889,059'Radio frequency-controlled telecommunication device'20117,586,397'Interactive radio frequency tags'20096,983,124'Radio frequency-controlled telecommunication device'20066,717,507'Radio frequency tags for media access and control'20046,611,673'Radio frequency-controlled telecommunication device'20036,018,118'System and method for controlling a music synthesizer'20005,047,915'Unrestricted frequency converter for unbalanced loads'19914,991,429'Torque angle and peak current detector for synchronous motors'19914,766,359'Absolute shaft position sensing circuit'19884,757,415'Power active filter employing positive sequence filtering'19884,439,823'Converting multiphase power from one frequency to another using current waveforms'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1991Patents assigned to WESTINGHOUSE ELECTRIC CORP (5)· patent assignee history
1984Based in Wilkinsburg, PA, US· patent location history
1988–1991Based in Reisterstown, MD, US· patent location history
2000–2004Patents assigned to INTERVAL RESEARCH CORP (2)· patent assignee history
2000–2011Based in Palo Alto, CA, US· patent location history
2006–2009Patents assigned to VULCAN PATENTS LLC (2)· patent assignee history
2011Patents assigned to INTERVAL LICENSING LLC (2)· patent assignee history
2021Patents assigned to KEURIG GREEN MOUNTAIN INC (1)· patent assignee history
2021Based in Melrose, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WESTINGHOUSE ELECTRIC CORP | 5 | 1984–1991 |
| INTERVAL LICENSING LLC | 2 | 2011 |
| INTERVAL RESEARCH CORP | 2 | 2000–2004 |
| VULCAN PATENTS LLC | 2 | 2006–2009 |
| KEURIG GREEN MOUNTAIN INC | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Palo Alto, California, US | 7 | 2000–2011 |
| Reisterstown, Maryland, US | 4 | 1988–1991 |
| Melrose, Massachusetts, US | 1 | 2021 |
| Wilkinsburg, Pennsylvania, US | 1 | 1984 |