Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RK

Ronald E. Kieras

LILiqui-Box: 9 patents #3 of 58Top 6%
TTThatcher Tubes: 7 patents #1 of 5Top 20%
LLLb Europe Limited: 4 patents #1 of 3Top 35%
LFLb Usa Flexibles: 4 patents #2 of 4Top 50%
CPCourtaulds Packaging: 4 patents #1 of 16Top 7%
PIPittway: 4 patents #13 of 169Top 8%
DADavid S. Smith America: 2 patents #5 of 5Top 100%
RARapak: 2 patents #2 of 11Top 20%
APAptargroup: 1 patents #74 of 125Top 60%
Illinois: #1,410 of 84,256 inventorsTop 2%
Overall (All Time): #87,761 of 4,157,543Top 3%
37 Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
6165395 Process control method for a machine for manufacturing thermoplastic tubes John J. Rhoades, Thomas A. Frazier 2000-12-26
6129880 Method of forming a headed thermoplastic tube with a reusable closure in a single step John J. Rhoades 2000-10-10
6047525 Plant for manufacturing and packing thermoplastic tubes John J. Rhoades 2000-04-11
5918783 Thermoplastic squeeze tube with self-sealing dispensing orifice Fred M. Ekstrom 1999-07-06
5911344 Rigid thermoplastic squeeze container having self-sealing dispensing valve 1999-06-15
5797518 Twist cap dispensing flexible tube 1998-08-25
5746356 Rotatable spout dispensing tube 1998-05-05
5527577 Flexible eduction tube for hand dispenser Peter J. Walters, Mark Neuhalfen 1996-06-18
5137180 Vented aerosol device 1992-08-11
4848947 Liquid applicator device with tilt valve Leon V. Kremer 1989-07-18
4792252 Liquid applicator device Leon V. Kremer, Michael G. Knickerbocker 1988-12-20
4685820 Applicator device Leon V. Kremer 1987-08-11