LS

Leonard Seidner

PT Permeable Technologies: 8 patents #1 of 8Top 15%
Overall (All Time): #390,311 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5898473 Multifocal corneal contact lens Maurice Poster 1999-04-27
5812235 Multifocal corneal contact lenses Maurice Poster 1998-09-22
5812236 Multifocal corneal contact lens pair Maurice Poster 1998-09-22
5691797 Multifocal contact lens Maurice Poster 1997-11-25
5619289 Multifocal contact lens Maurice Poster 1997-04-08
5526071 Multifocal contact lens and method for preparing Maurice Poster 1996-06-11
5493350 Multipocal contact lens and method for preparing 1996-02-20
5404183 Multifocal contact lens and method for preparing 1995-04-04
5331067 Silicone-containing contact lens polymers, oxygen permeable contact lenses and methods for making these lenses and treating patients with visual impairment Harry J. Spinelli, Mohammed I. Ali, Lester Weintraub 1994-07-19
5314960 Silicone-containing polymers, oxygen permeable hydrophilic contact lenses and methods for making these lenses and treating patients with visual impairment Harry J. Spinelli, Waifong Liew Anton, Henry Coleman, Mohammed I. Ali, Lester Weintraub +1 more 1994-05-24
5244981 Silicone-containing contact lens polymers, oxygen permeable contact lenses and methods for making these lenses and treating patients with visual impairment Harry J. Spinelli, Mohammed I. Ali, Lester Weintraub 1993-09-14
5024517 Monovision corneal contact lenses 1991-06-18
5002382 Multifocal corneal contact lenses 1991-03-26