Inventor
David Castaneda
Inventor
Morgan Hill, CA, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Mprimary
H03MCoding50%
G01RMeasuring electric variables17%
H03FAmplifiers11%
G06FElectric digital data processing6%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
9,337,860'Precision sub-RADIX2 DAC with analog weight based calibration'20168,717,214'Precision sub-RADIX2 DAC with linearity calibration'20148,581,766'DAC with novel switch regulation'20138,330,634'Precision sub-radix2 DAC with linearity calibration'20128,331,072'Timer controlled, short and open circuit fault detection with slew-rate boosted output driver'20128,165,291'Random seed stability with fuses'20127,590,624'Process for identifying duplicate values in very large data sets'20097,023,230'Method for testing IDD at multiple voltages'20067,003,421'VDD over and undervoltage measurement techniques using monitor cells'20066,939,727'Method for performing statistical post processing in semiconductor manufacturing using ID cells'20056,642,867'Replica compensated heterogeneous DACs and methods'20036,380,877'Method and apparatus for digital to analog converters with improved switched R-2R ladders'20026,304,199'Method and apparatus for deglitching digital to analog converters'20016,266,001'Method and apparatus for switching low voltage CMOS switches in high voltage digital to analog converters'20016,222,473'Method and apparatus for digital to analog converters with improved switched R-2R ladders'20016,154,063'Class AB emitter follower buffers'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2016Patents assigned to MAXIM INTEGRATED PRODUCTS (11)· patent assignee history
2000–2002Based in Sunnyvale, CA, US· patent location history
2003–2016Based in Morgan Hill, CA, US· patent location history
2005–2006Patents assigned to LSI LOGIC CORP (3)· patent assignee history
2005–2012Based in Clackamas, OR, US· patent location history
2009–2012Patents assigned to LSI CORP (2)· patent assignee history
2009Based in Clakamas, OR, US· patent location history
2012–2013Patents assigned to CASTANEDA DAVID (3)· patent assignee history
2012–2013Patents assigned to LI YUANFANG (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MAXIM INTEGRATED PRODUCTS | 11 | 2000–2016 |
| CASTANEDA DAVIDself | 3 | 2012–2013 |
| LI YUANFANG | 3 | 2012–2013 |
| LSI LOGIC CORP | 3 | 2005–2006 |
| LSI CORP | 2 | 2009–2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Morgan Hill, California, US | 6 | 2003–2016 |
| Sunnyvale, California, US | 5 | 2000–2002 |
| Clackamas, OR, US | 4 | 2005–2012 |
| Clakamas, OR, US | 1 | 2009 |