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USPTO Patent Rankings Data through Dec 31, 2025
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Michael Kunitani — 9 Patents

CECetus: 4 patents #40 of 213Top 20%
CHChiron: 4 patents #142 of 583Top 25%
Oakland, CA: #714 of 4,380 inventorsTop 20%
California: #67,547 of 386,348 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Michael Kunitani has been granted 9 US patents while listed as an inventor at Cetus. The first was granted in 1986 and the most recent in August 2006. Michael Kunitani ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Michael Kunitani in Oakland, CA, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7084262 Analysis and separation of platelet-derived growth factor proteins An Tran, Hugh Parker 2006-08-01
6448382 Analysis and separation of platelet-derived growth factor proteins An Tran, Hugh Parker 2002-09-10 $30,287,000
6083910 Therapeutic uses of resolved intact or clipped native-sequence PDGF-BB dimers An Tran, Hugh Parker 2000-07-04
5614185 Compositions containing reduced, microbially produced interleukin-2 (IL-2) Kirston E. Koths, James W. Thomson, Kenneth Wilson, Wolf Hanisch 1997-03-25 $11,318,000
5419899 Purified, reduced recombinant interleukin-2 compositions Kirston E. Koths, James W. Thomson, Kenneth Wilson, Wolf Hanisch 1995-05-30
5269937 HPLC light scattering detector for biopolymers Gavin D. Dollinger, Robert L. Cunico 1993-12-14
5250186 HPLC light scattering detector for biopolymers Gavin D. Dollinger, Robert L. Cunico 1993-10-05
4931543 Process for recovering microbially produced interleukin-2 Robert F. Halenbeck, Flint Smith 1990-06-05 $2,564,000
4569790 Process for recovering microbially produced interleukin-2 and purified recombinant interleukin-2 compositions Kirston E. Koths, James W. Thomson, Kenneth Wilson, Wolf Hanisch 1986-02-11 $1,234,000