Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

David A. Howell — 18 Patents

Microsoft: 17 patents #2,212 of 40,388Top 6%
Seattle, WA: #1,525 of 21,776 inventorsTop 8%
Washington: #5,373 of 76,902 inventorsTop 7%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
David A. Howell has been granted 18 US patents while listed as an inventor at Microsoft. The first was granted in 2000 and the most recent in August 2022. David A. Howell ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list David A. Howell in Seattle, WA, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11416825 Managed rooms backbone Sameer D. Bedekar, Danilo Pérez Solano, David Tse, Martin Hall, Andrew A. George +3 more 2022-08-16 $220,887,000
8842660 VoIP variable metadata David Milstein, Linda Criddle, Michael D. Malueg, Philip A. Chou 2014-09-23 $34,148,000
8767718 Conversation data accuracy confirmation Scott C. Forbes, Linda Criddle, David Milstein, Lon-Chan Chu, Kuansan Wang 2014-07-01 $33,016,000
8483368 Providing contextual information with a voicemail message David Milstein, Linda Criddle, Philip A. Chou, Timothy M. Moore 2013-07-09 $26,872,000
8467505 Voicemail filtering software Linda Criddle, David Milstein, Lon-Chan Chu, Michael D. Malueg 2013-06-18
8385513 Processing a received voicemail message David Milstein, Linda Criddle, Philip A. Chou 2013-02-26 $11,012,000
8280015 Providing contextual information with a voicemail message David Milstein, Linda Criddle, Philip A. Chou, Timothy M. Moore 2012-10-02 $22,613,000
8228824 VoIP contextual information processing David Milstein, Kuansan Wang, Linda Criddle, Michael D. Malueg, Philip A. Chou +2 more 2012-07-24 $20,829,000
8225232 Dynamic configuration of unified messaging state changes Sridhar Sundararaman, Srinivasa Reddy Manda, James M. Lyon 2012-07-17 $17,052,000
8144842 Unified messaging gateway device for providing operation during a network failure Michael Wilson, Clifford Didcock 2012-03-27 $17,566,000
8090083 Unified messaging architecture David Fong 2012-01-03 $18,593,000
7983247 Metadata collection David Milstein, Kuansan Wang, Linda Criddle, Michael D. Malueg, Philip A. Chou +2 more 2011-07-19 $14,062,000
7912186 Selectable state machine user interface system David Fong 2011-03-22 $15,289,000
7747568 Integrated user interface David Milstein, Kuansan Wang, Linda Criddle, Michael D. Malueg, Scott C. Forbes +1 more 2010-06-29 $14,156,000
7693267 Personalized user specific grammars Sridhar Sundararaman, David Fong, Frank Torsten Bernd Seide 2010-04-06 $19,843,000
7551727 Unified messaging architecture David Fong 2009-06-23 $37,511,000
7502364 Extensible metadata structure David Milstein, Linda Criddle, Michael D. Malueg, Philip A. Chou, Scott C. Forbes +2 more 2009-03-10 $20,124,000
6086618 Method and computer program product for estimating total resource usage requirements of a server application in a hypothetical user configuration Hilal Al-Hilali, Perry Clarke, David Guimbellot 2000-07-11 $481,169,000