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USPTO Patent Rankings Data through Dec 31, 2025
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Kenneth W. Rake — 31 Patents

I-I-Flow: 24 patents #2 of 31Top 7%
KWKimberly-Clark Worldwide: 3 patents #1,525 of 3,587Top 45%
ASAmerican Hospital Supply: 1 patents #122 of 315Top 40%
AVAvent: 1 patents #181 of 294Top 65%
BIBaxter International: 1 patents #1,335 of 2,334Top 60%
Laguna Niguel, CA: #45 of 1,027 inventorsTop 5%
California: #16,606 of 386,348 inventorsTop 5%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
Kenneth W. Rake has been granted 31 US patents while listed as an inventor at I-Flow. The first was granted in 1988 and the most recent in July 2015. Kenneth W. Rake ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list Kenneth W. Rake in Laguna Niguel, CA, US.

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9084870 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2015-07-21
8628633 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2014-01-14 $43,919,000
8343135 Anti-microbial catheter James Dal Porto, Jose Castillo Deniega, Roger Massengale, Kevin Forest, Mark Anthony Siminuk 2013-01-01
8048057 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2011-11-01 $39,340,000
8043465 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2011-10-25
7854730 Catheter for uniform delivery of medication James Dal Porto, Jose Castillo Deniega, Roger Massengale 2010-12-21
7815604 Large volume bolus device and method Roger Massengale, Eric Mabry 2010-10-19
7780638 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2010-08-24
7661440 Device for selectively regulating the flow rate of a fluid Eric Mabry 2010-02-16
7569045 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2009-08-04 $3,534,000
7547302 Anti-microbial catheter James Dal Porto, Jose Castillo Deniega, Roger Massengale, Kevin Forrest, Mark Anthony Siminuk 2009-06-16 $1,697,000
7527609 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2009-05-05 $2,528,000
7510550 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2009-03-31 $932,000
7455072 Device for selectively regulating the flow rate of a fluid Eric Mabry 2008-11-25 $1,324,000
7452353 Catheter for uniform delivery of medication James Dal Porto, Jose Castillo Deniega, Roger Massengale 2008-11-18 $1,313,000
7438711 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2008-10-21 $2,275,000
7337922 Platen pump Orvil L. Judge, Donald M. Earhart, Charles J. McPhee 2008-03-04 $2,614,000
7083068 Platen pump Orvile L. Judge, Donald M. Earhart, Charles J. McPhee 2006-08-01 $2,753,000
7004923 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2006-02-28 $3,340,000
6981967 Large volume bolus device and method Roger Massengale, Eric Mabry 2006-01-03 $3,560,000
6936035 Patient controlled drug administration device Eric Mabry 2005-08-30 $3,650,000
6871759 Platen pump Orvile L. Judge, Donald M. Earhart, Charles J. McPhee 2005-03-29 $4,357,000
6626329 Platen pump Orvile L. Judge, Donald M. Earhart, Charles J. McPhee 2003-09-30 $1,911,000
6358239 Platen pump Orvile L. Judge, Donald M. Earhart, Charles J. McPhee 2002-03-19 $1,324,000
6350253 Catheter for uniform delivery of medication Jose Castillo Deniega, Roger Massengale 2002-02-26 $1,299,000