RJ

Richard L. Jahnke

WJ Wesley Jessen: 6 patents #1 of 27Top 4%
NA Novartis Ag: 2 patents #1,923 of 5,128Top 40%
SC Schering: 2 patents #1,083 of 2,442Top 45%
📍 Villa Park, IL: #24 of 246 inventorsTop 10%
🗺 Illinois: #8,942 of 84,256 inventorsTop 15%
Overall (All Time): #523,365 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6929367 Colored contact lens having very natural appearance 2005-08-16
6523953 Colored contact lens having very natural appearance 2003-02-25
6494575 Colored contact lens having very natural appearance 2002-12-17
D421617 Contact lens 2000-03-14
D416923 Contact lens 1999-11-23
D413342 Contact lens 1999-08-31
5414477 Colored contact lens having very natural appearance 1995-05-09
5271874 Method for molding a hydrophilic contact lens Clodia Osipo 1993-12-21
4963159 Hydrophilic colored contact lens Kenneth W. Narducy, Samuel Loshaek 1990-10-16
4857072 Hydrophilic colored contact lenses Kenneth W. Narducy, Samuel Loshaek 1989-08-15