Inventor
David S. D'Ascenzo
Inventor
Portland, OR, US
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Dprimary
B23DPlaning13%
B27BSaws for wood or similar material13%
B27GAccessory machines or apparatus for working wood or similar materials13%
Y10TTechnical subjects covered by former us classification13%
F16PSafety devices in general12%
B23BTurning6%
B23GThread cutting6%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding6%
B25FCombination or multi-purpose tools not otherwise provided for6%
B25HWorkshop equipment, e.g. for marking-out work6%
PatentTitleYear
9,811,173'Computer input devices and associated computing devices, software, and methods'20178,646,369'Table saw guards, splitter assemblies, accessories, and table saws including the same'20148,552,980'Computer input devices and associated computing devices, software, and methods'20138,490,527'Power equipment with systems to mitigate or prevent injury'20138,402,869'Brake mechanism for power equipment'20138,011,279'Power equipment with systems to mitigate or prevent injury'20117,958,806'Replaceable brake mechanism for power equipment'20117,908,950'Table saw with improved safety system'20117,788,999'Brake mechanism for power equipment'20107,640,837'Table saw with improved safety system'20107,610,836'Replaceable brake mechanism for power equipment'20097,540,334'Power tools'20097,509,899'Retraction system for use in power equipment'20097,350,444'Table saw with improved safety system'20087,328,752'Power tools'20087,308,843'Spring-biased brake mechanism for power equipment'20077,121,358'Power tools'20067,093,668'Power tools'20067,024,975'Brake mechanism for power equipment'20066,997,090'Safety systems for power equipment'20066,834,730'Power tools'20046,536,536'Power tools'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2017Based in Portland, OR, US· patent location history
2006–2014Patents assigned to SD3 LLC (13)· patent assignee history
2006–2014Patents assigned to D ASCENZO DAVID S (8)· patent assignee history
2006–2014Patents assigned to GASS STEPHEN F (7)· patent assignee history
2013Patents assigned to GATES IAN D (1)· patent assignee history
2013Patents assigned to JENSEN JOEL F (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SD3 LLC | 13 | 2006–2014 |
| D ASCENZO DAVID Sself | 8 | 2006–2014 |
| GASS STEPHEN F | 7 | 2006–2014 |
| GATES IAN D | 1 | 2013 |
| JENSEN JOEL F | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Portland, OR, US | 22 | 2003–2017 |