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

Keith E. Dionne — 39 Patents

ALAlza: 15 patents #38 of 419Top 10%
BUBrown University: 15 patents #5 of 201Top 3%
ITIntarcia Therapeutics: 4 patents #26 of 56Top 50%
CYCytotherapeutics: 3 patents #14 of 38Top 40%
BUBrown University: 1 patents #184 of 478Top 40%
NSNeurotech S.A.: 1 patents #24 of 44Top 55%
WUWashington University: 1 patents #704 of 1,596Top 45%
Rehoboth, MA: #1 of 112 inventorsTop 1%
Massachusetts: #1,988 of 88,656 inventorsTop 3%
Overall (All Time): #81,245 of 4,157,543Top 2%
39 Patents All Time
Keith E. Dionne has been granted 39 US patents while listed as an inventor at Alza. The first was granted in 1996 and the most recent in September 2013. Keith E. Dionne ranks #81,245 of 4,157,543 US inventors in our database (top 2.0%). Patent records list Keith E. Dionne in Rehoboth, MA, US.

Patents per Year

Patents granted per year, 1996 to 2013Bar chart with a peak of 9 patents in 1998.peak 91996: 1 patents19961997: 2 patents1998: 9 patents19981999: 8 patents2000: 5 patents20002001: 4 patents2002: 2 patents20022003: 1 patents2005: 2 patents20052007: 1 patents2010: 1 patents20102011: 1 patents2012: 1 patents20122013: 1 patents2013

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8535701 Sustained delivery of an active agent using an implantable system John R. Peery, Felix A. Landrau, James B. Eckenhoff, Scott D. Lautenbach, Judy A. Magruder +1 more 2013-09-17
8298562 Sustained delivery of an active agent using an implantable system John R. Peery, James B. Eckenhoff, Felix A. Landrau, Scott D. Lautenbach, Judy A. Magruder +1 more 2012-10-30
8080259 Sustained delivery of an active agent using an implantable system John R. Peery, James B. Eckenhoff, Felix A. Landrau, Scott D. Lautenbach, Judy A. Magruder +1 more 2011-12-20
7655257 Sustained delivery of an active agent using an implantable system John R. Peery, James B. Eckenhoff, Felix A. Landrau, Scott D. Lautenbach, Judy A. Magruder +1 more 2010-02-02
7207982 Osmotic pump with means for dissipating internal pressure Robert Mosbauer, Craig R. Davis, John R. Peery 2007-04-24
6960351 Implantable biocompatible immunoisolatory vehicle for delivery of selected therapeutic products Dwaine F. Emerich, Diane Hoffman, Paul R. Sanberg, Lisa Christenson, Orion D. Hegre +6 more 2005-11-01
6923800 Osmotic delivery system, osmotic delivery system semipermeable body assembly, and method for controlling delivery rate of beneficial agents from osmotic delivery systems Guohua Chen, Scott D. Lautenbach, Scott D. Jordan, Steve A. Berry, Craig I. Rodenberger +1 more 2005-08-02
6635268 Sustained delivery of an active agent using an implantable system John R. Peery, James B. Eckenhoff, Felix A. Landrau, Scott D. Lautenbach, Judy A. Magruder +1 more 2003-10-21
6395292 Sustained delivery of an active agent using an implantable system John R. Peery, James B. Eckenhoff, Felix A. Landrau, Scott D. Lautenbach, Judy A. Magruder +1 more 2002-05-28
6375978 Rate controlling membranes for controlled drug delivery devices Lothar W. Kleiner, Robert M. Gale, Randall G. Berggren, Gilbert T. Tong, Guohua Chen +1 more 2002-04-23
6322804 Implantable biocompatible immunoisolatory vehicle for the delivery of selected therapeutic products Dwaine F. Emerich, Diane Hoffman, Paul R. Sanberg, Lisa Christenson, Orion D. Hegre +6 more 2001-11-27
6287295 Osmotic delivery system, osmotic delivery system semimpermeable body assembly, and method for controlling delivery rate of beneficial agents from osmotic delivery systems Guohua Chen, Scott D. Lautenbach, Scott D. Jordan, Steve A. Berry, Craig I. Rodenberger +1 more 2001-09-11
6261584 Sustained delivery of an active agent using an implantable system John R. Peery, James B. Eckenhoff, Felix A. Landrau, Scott D. Lautenbach, Judy A. Magruder +1 more 2001-07-17
6217906 Self adjustable exit port Juan C. Gumucio, James E. Brown 2001-04-17 $36,204,000
6156331 Sustained delivery of an active agent using an implantable system John R. Peery, James B. Eckenhoff, Felix A. Landrau, Scott D. Lautenbach, Judy A. Magruder +1 more 2000-12-05 $117,447,000
6132420 Osmotic delivery system and method for enhancing start-up and performance of osmotic delivery systems Scott D. Lautenbach 2000-10-17 $110,561,000
6123700 Method and apparatus for sealing implantable membrane encapsulation devices John F. Mills, Edward J. Doherty, Tyrone F. Hazlett, Nicholas F. Warner, Brian M. Cain +1 more 2000-09-26
6113938 Beneficial agent delivery system with membrane plug and method for controlling delivery of beneficial agents Guohua Chen, Scott D. Lautenbach, Lawton Hom 2000-09-05 $101,416,000
6083523 Implantable biocompatable immunoisolatory vehicle for delivery of selected therapeutic products Dwaine F. Emerich, Diane Hoffman, Paul R. Sanberg, Lisa Christenson, Orion D. Hegre +6 more 2000-07-04
5997527 Self adjustable exit port Juan C. Gumucio, James E. Brown 1999-12-07 $20,049,000
5985305 Sustained delivery of an active agent using an implantable system John R. Peery, James B. Eckenhoff, Felix A. Landrau, Scott D. Lautenbach, Judy A. Magruder +1 more 1999-11-16 $13,922,000
5972369 Diffusional implantable delivery system Wouter E. Roorda, James E. Brown, Jeremy C. Wright, Craig R. Davis, Steven Prestrelski +1 more 1999-10-26 $19,964,000
5932460 Method and apparatus for sealing implantable, membrane encapsulation devices containing living cells John F. Mills, Edward J. Doherty, Tyrone F. Hazlett, Nicholas F. Warner, Brian M. Cain +1 more 1999-08-03
5916554 Use of pouch for implantation of living cells David Scharp 1999-06-29
5874099 Methods for making immunoisolatary implantable vehicles with a biocompatible jacket and a biocompatible matrix core Dwaine F. Emerich, Diane Hoffman, Paul R. Sanberg, Lisa Christenson, Orion D. Hegre +6 more 1999-02-23