Inventor
David W. Richards
Inventor
Seattle, WA, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing14%
Y10TTechnical subjects covered by former us classification11%
A61BDiagnosis7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
A44BButtons, pins, buckles, slide fasteners, or the like4%
A63HToys, e.g. tops, dolls, hoops or building blocks4%
B05DProcesses for applying fluent materials to surfaces, in general4%
B21FWorking or processing of metal wire4%
B24DTools for grinding, buffing or sharpening4%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
PatentTitleYear
9,384,416'Quantitative image analysis applied to the grading of vitreous haze'20168,286,029'Systems and methods for managing unavailable storage devices'20128,010,493'Systems and methods for a snapshot of data'20117,953,704'Systems and methods for a snapshot of data'20117,680,842'Systems and methods for a snapshot of data'20107,402,241'Water purification device'20086,709,109'Differential spectroscopic imaging of the human retina'20046,553,639'Method of manufacturing seals'20036,387,474'Chromatic colorization for toy vehicles'20025,773,120'Loop material for hook-and-loop fastening system'19985,024,518'Ophthalmic contact lens with internal fixation light for examination of the optic nerve'19914,116,418'Flexible couplings for providing fluid communication between two members'19783,955,723'Electronic ignition spark advance system'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2016Based in Tampa, FL, US· patent location history
2002Based in Palmdale, CA, US· patent location history
2003Based in Bristol, GB· patent location history
2004–2016Patents assigned to UNIV SOUTH FLORIDA (2)· patent assignee history
2008Patents assigned to AQUAMAGIC INC (1)· patent assignee history
2008Based in Longmont, CO, US· patent location history
2010–2012Based in Seattle, WA, US· patent location history
2011–2012Patents assigned to EMC CORP (3)· patent assignee history
2012–2016Patents assigned to RICHARDS DAVID W (2)· patent assignee history
2012Patents assigned to ANDERSON ROBERT J (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EMC CORP | 3 | 2011–2012 |
| RICHARDS DAVID Wself | 2 | 2012–2016 |
| UNIV SOUTH FLORIDA | 2 | 2004–2016 |
| ANDERSON ROBERT J | 1 | 2012 |
| AQUAMAGIC INC | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seattle, Washington, US | 4 | 2010–2012 |
| Tampa, Florida, US | 3 | 1991–2016 |
| Longmont, CO, US | 1 | 2008 |
| Bristol, GB | 1 | 2003 |
| Palmdale, California, US | 1 | 2002 |