Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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P. Leo McGrane — 7 Patents

CECellgate: 5 patents #5 of 22Top 25%
KPKai Pharmaceuticals: 2 patents #11 of 14Top 80%
Mountain View, CA: #2,947 of 11,022 inventorsTop 30%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
P. Leo McGrane has been granted 7 US patents while listed as an inventor at Cellgate. The first was granted in 2003 and the most recent in January 2014. P. Leo McGrane ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list P. Leo McGrane in Mountain View, CA, US.

Patents per Year

Patents granted per year, 2003 to 2014Bar chart with a peak of 2 patents in 2003.peak 22003: 2 patents20032004: 2 patents20042007: 1 patents20072012: 1 patents20122014: 1 patents2014

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8623833 Compositions and methods for enhancing drug delivery across and into epithelial tissues Jonathan B. Rothbard, Paul A. Wender, Lalitha V. S. Sista, Thorsten A. Kirschberg 2014-01-07 $25,230,000
8278264 Compositions and methods for enhancing drug delivery across and into ocular tissues Jonathan B. Rothbard, Paul A. Wender, Lalitha V. S. Sista, Thorsten A. Kirschberg 2012-10-02 $3,047,000
7229961 Compositions and methods for enhancing drug delivery across and into ocular tissues Jonathan B. Rothbard, Paul A. Wender, Lalitha V. S. Sista, Thorsten A. Kirschberg 2007-06-12
6759387 Compositions and methods for enhancing drug delivery across and into epithelial tissues Jonathan B. Rothbard, Paul A. Wender, Lalitha V. S. Sista, Thorsten A. Kirschberg 2004-07-06
6730293 Compositions and methods for treating inflammatory diseases of the skin Jonathan B. Rothbard, Paul A. Wender, Lalitha V. S. Sista, Thorsten A. Kirschberg 2004-05-04
6669951 Compositions and methods for enhancing drug delivery across and into epithelial tissues Jonathan B. Rothbard, Paul A. Wender, Lalitha V. S. Sista, Thorsten A. Kirschberg 2003-12-30
6593292 Compositions and methods for enhancing drug delivery across and into epithelial tissues Jonathan B. Rothbard, Paul A. Wender, Lalitha V. S. Sista, Thorsten A. Kirschberg 2003-07-15