Inventor
Craig S. Cambier
Inventor
Louisville, CO, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters13%
H05BElectric heating13%
G01BMeasuring length, thickness or similar linear dimensions7%
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 systems7%
H03KPulse technique7%
H04LTransmission of digital information, e.g. telegraphic communication7%
H04QSelecting7%
PatentTitleYear
9,332,605'Lighting system'20168,325,408'High speed electromechanical shutter'20128,120,832'High speed electromechanical shutter'20126,614,811'Modular multi-service telecommunication access device'20035,677,605'Brushless DC motor using phase timing advancement'19975,107,151'Switching circuit employing electronic devices in series with an inductor to avoid commutation breakdown and extending the current range of switching circuits by using IGBT devices in place of MOSFETs'19924,577,301'Track pitch calibration error reduction'19864,385,262'Method and apparatus for variable current control of a negative resistance device such as a fluorescent lamp'19834,377,842'Flyback voltage control'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983Patents assigned to IBM (2)· patent assignee history
1983–2016Based in Louisville, CO, US· patent location history
1983–1986Based in Boulder, CO, US· patent location history
1992–1997Patents assigned to UNIQUE MOBILITY INC (2)· patent assignee history
2012Patents assigned to CAMBIER CRAIG (2)· patent assignee history
2012Patents assigned to ERNST CHARLES HENRY (2)· patent assignee history
2012Patents assigned to MALANG KEITH W (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CAMBIER CRAIGself | 2 | 2012 |
| ERNST CHARLES HENRY | 2 | 2012 |
| IBM | 2 | 1983 |
| MALANG KEITH W | 2 | 2012 |
| UNIQUE MOBILITY INC | 2 | 1992–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Louisville, CO, US | 7 | 1983–2016 |
| Boulder, CO, US | 2 | 1983–1986 |