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

Randall E. Lis — 4 Patents

SASchering A.G.: 2 patents #10 of 44Top 25%
BLBerlex Laboratories: 1 patents #61 of 98Top 65%
SCSchering: 1 patents #1,469 of 2,442Top 65%
Stanhope, NJ: #22 of 74 inventorsTop 30%
New Jersey: #19,535 of 69,400 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Randall E. Lis has been granted 4 US patents while listed as an inventor at Schering A.G.. The first was granted in 1989 and the most recent in June 1994. Randall E. Lis ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Randall E. Lis in Stanhope, NJ, US.

Patents per Year

Patents granted per year, 1989 to 1994Bar chart with a peak of 2 patents in 1989.peak 21989: 2 patents19891991: 1 patents19911994: 1 patents1994

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5318975 5-pyrimdineamine derivatives 1994-06-07 $601,000
5051423 Derivatized alkanolamines as cardiovascular agents William C. Lumma, Jr., Thomas K. Morgan, Jr., Klaus Nickisch, Ronald A. Wohl 1991-09-24
4851526 1-(4-Substituted phenyl)-1H-imidazoles compounds Stanley S. Greenberg, William C. Lumma, Jr., Klaus Nickisch, Ronald A. Wohl 1989-07-25
4804662 Substituted 4-(1H-imidazol-1-yl)benzamides as antiarrhythmic agents Klaus Nickisch, William C. Lumma, Jr., Thomas K. Morgan, Jr., Ronald A. Wohl 1989-02-14