Issued Patents All Time
Showing 25 most recent of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11724472 | Process for manufacture of a thermochromic contact lens material | Donnie J. Duis, Nayiby Alvarez-Carrigan, Holly L. Grammer, Ture Kindt-Larsen, Frank Molock +2 more | 2023-08-15 |
| 11067720 | Medical devices having homogeneous charge density and methods for making same | Shivkumar Mahadevan, Zohra Fadli, Charles W. Scales, Thomas L. Maggio, Kunisi Venkatasubban +4 more | 2021-07-20 |
| 10894374 | Process for manufacture of a thermochromic contact lens material | Donnie J. Duis, Nayiby Alvarez-Carrigan, Holly L. Grammer, Ture Kindt-Larsen, Frank Molock +2 more | 2021-01-19 |
| 10386545 | Medical devices having homogeneous charge density and methods for making same | Shivkumar Mahadevan, Zohra Fadli, Charles W. Scales, Thomas L. Maggio, Kunisi Venkatasubban +4 more | 2019-08-20 |
| 9975301 | Process for manufacture of a thermochromic contact lens material | Donnie J. Duis, Nayiby Alvarez-Carrigan, Holly L. Grammer, Ture Kindt-Larsen, Frank Molock +2 more | 2018-05-22 |
| 9690115 | Contact lenses displaying reduced indoor glare | Donnie J. Duis, John R. Buch, Holly L. Grammer | 2017-06-27 |
| 9612364 | Medical devices having homogeneous charge density and methods for making same | Shivkumar Mahadevan, Zohra Fadli, Charles W. Scales, Thomas L. Maggio, Kunisi Venkatasubban +9 more | 2017-04-04 |
| 9599751 | Medical devices having homogeneous charge density and methods for making same | Shivkumar Mahadevan, Zohra Fadli, Charles W. Scales, Thomas L. Maggio, Kunisi Venkatasubban +4 more | 2017-03-21 |
| 9170349 | Medical devices having homogeneous charge density and methods for making same | Shivkumar Mahadevan, Zohra Fadli, Charles W. Scales, Thomas L. Maggio, Kunisi Venkatasubban +4 more | 2015-10-27 |
| 9062180 | Polymeric articles comprising oxygen permeability enhancing particles | Charles W. Scales, Gregory A. Hill, John B. Enns | 2015-06-23 |
| 8877103 | Process for manufacture of a thermochromic contact lens material | Nayiby Alvarez-Carrigan, Donnie J. Duis, Holly L. Grammer, Ture Kindt-Larsen, Frank Molock +2 more | 2014-11-04 |
| 8513324 | Polymeric articles comprising oxygen permeability enhancing particles | Charles W. Scales, Gregory A. Hill, John B. Enns | 2013-08-20 |
| 6863852 | Fluoropolymer extrusions based on novel combinations of process parameters and clay minerals | Robert L. Ballard | 2005-03-08 |
| 6084054 | Flame retardant polycarbonate resin/ABS graft copolymer blends having low melt viscosity | James Barren, Peter Catsman, Fuh-Sheng Chen, Luc Govaerts, Ron van der Wal | 2000-07-04 |
| 5863974 | Flame retardant polyamide composition | Mahari Tjahjadi, Robert R. Gallucci, Kirk J. Blackburn | 1999-01-26 |
| 5393804 | Biodegradable compositions comprising starch and alkenol polymers | Eddie Park, Paul A. Altieri, Charles W. Paul | 1995-02-28 |
| H1403 | Polyketone polymer blends | — | 1995-01-03 |
| H1404 | Polyketone polymer blends | — | 1995-01-03 |
| H1375 | Polyketone polymer blends | — | 1994-11-01 |
| H1302 | Polyketone polymer blends | — | 1994-04-05 |
| H1278 | Elastomeric, ceramic fiber reinforced polyketone polymer blends | — | 1994-01-04 |
| 5227420 | Polyketone compositions | John R. Kastelic, Joseph M. Machado | 1993-07-13 |
| 5227437 | Isomorphic polyketone polymer blend | — | 1993-07-13 |
| H1187 | Polymer blends | William H. Korcz | 1993-05-04 |
| 5166252 | Polyketone blend having improved mechanical properties | — | 1992-11-24 |