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David S. D'Ascenzo — 24 Patents

SDSd3: 14 patents #5 of 23Top 25%
RGRakuten Group: 1 patents #217 of 553Top 40%
Portland, OR: #782 of 9,213 inventorsTop 9%
Oregon: #1,754 of 28,073 inventorsTop 7%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
David S. D'Ascenzo has been granted 24 US patents while listed as an inventor at Sd3. The first was granted in 2003 and the most recent in December 2024. David S. D'Ascenzo ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list David S. D'Ascenzo in Portland, OR, US.

Patents per Year

Patents granted per year, 2003 to 2024Bar chart with a peak of 4 patents in 2006.peak 42003: 1 patents20032004: 1 patents2006: 4 patents20062007: 1 patents2008: 2 patents20082009: 3 patents2010: 2 patents20102011: 3 patents2013: 3 patents20132014: 1 patents2017: 1 patents20172023: 1 patents2024: 1 patents2024

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
12172039 Body-worn air-treatment devices and methods of deactivating pathogens Joseph W. Bingold, Ian Donald Gates, Wyatt T. Weaver 2024-12-24
11806558 Body-worn air-treatment devices and methods of deactivating pathogens Joseph W. Bingold, Ian Donald Gates, Wyatt T. Weaver 2023-11-07
9811173 Computer input devices and associated computing devices, software, and methods Gregory A. Shaver, Ian Donald Gates 2017-11-07
8646369 Table saw guards, splitter assemblies, accessories, and table saws including the same Stephen F. Gass 2014-02-11
8552980 Computer input devices and associated computing devices, software, and methods Gregory A. Shaver, Ian Donald Gates 2013-10-08
8490527 Power equipment with systems to mitigate or prevent injury Stephen F. Gass 2013-07-23
8402869 Brake mechanism for power equipment Stephen F. Gass, Joel F. Jensen, Anwyl M. McDonald, Andrew L. Johnston 2013-03-26
8011279 Power equipment with systems to mitigate or prevent injury Stephen F. Gass 2011-09-06
7958806 Replaceable brake mechanism for power equipment Stephen F. Gass, Andrew L. Johnston, Joel F. Jensen, Sung Hoon Kim, Anwyl M. McDonald 2011-06-14
7908950 Table saw with improved safety system Stephen F. Gass, David A. Fanning, Joel F. Jensen, Sung Hoon Kim, Andrew L. Johnston 2011-03-22
7788999 Brake mechanism for power equipment Stephen F. Gass, Joel F. Jensen, Anwyl M. McDonald, Andrew L. Johnston 2010-09-07
7640837 Table saw with improved safety system Stephen F. Gass, David A. Fanning, Joel F. Jensen, Sung Hoon Kim, Andrew L. Johnston 2010-01-05
7610836 Replaceable brake mechanism for power equipment Stephen F. Gass, Andrew L. Johnston, Joel F. Jensen, Sung Hoon Kim, Anwyl M. McDonald 2009-11-03
7540334 Power tools Stephen F. Gass 2009-06-02
7509899 Retraction system for use in power equipment Stephen F. Gass, David A. Fanning, Joel F. Jensen, Sung Hoon Kim, Andrew L. Johnston 2009-03-31
7350444 Table saw with improved safety system Stephen F. Gass, David A. Fanning, Joel F. Jensen, Sung Hoon Kim, Andrew L. Johnston 2008-04-01
7328752 Power tools Stephen F. Gass 2008-02-12
7308843 Spring-biased brake mechanism for power equipment Stephen F. Gass 2007-12-18
7121358 Power tools Stephen F. Gass 2006-10-17
7093668 Power tools Stephen F. Gass 2006-08-22
7024975 Brake mechanism for power equipment Stephen F. Gass, Joel F. Jensen, Anwyl M. McDonald, Andrew L. Johnston 2006-04-11
6997090 Safety systems for power equipment Stephen F. Gass, David A. Fanning, J. David Fulmer, Jonathan Betts-LaCroix, Robert L. Chamberlain +5 more 2006-02-14
6834730 Power tools Stephen F. Gass 2004-12-28
6536536 Power tools Stephen F. Gass 2003-03-25

Frequent Collaborators

Stephen F. Gass20 shared
Joel F. Jensen10 shared
Andrew L. Johnston10 shared
Sung Hoon Kim7 shared
Anwyl M. McDonald6 shared
David A. Fanning5 shared

Nearby-Ranked Inventors

Tracy Helen Fung24
Yang Li24
Bo Ching Jiang24
Shoham DEKEL24
David B. Coulter24
Akiko WATANO24
Walter Nistico24
Thomas W. Chalberg, Jr.24
Alan R. Dombrowski24