Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882519 | Meltblown ionomer microfibers and non-woven webs made therefrom for gas filters | Richard T. Chou, Patrick Stephen Ireland, Charles J. Molnar, Hyunkook Shin | 1999-03-16 |
| 5863639 | Nonwoven sheet products made from plexifilamentary film fibril webs | Ralph A. Franke, Larry R. Marshall, Michael Patrick Milone, R. Gail Raty, Akhileswar Ganesh Vaidyanathan | 1999-01-26 |
| 5833900 | Process for modifying porosity in sheet made from flash spinning olefin polymer | Ralph A. Franke, Larry R. Marshall | 1998-11-10 |
| 5817415 | Meltblown ionomer microfibers and non-woven webs made therefrom for gas filters | Richard T. Chou, Patrick Stephen Ireland, Charles J. Molnar, Hyunkook Shin | 1998-10-06 |
| 5780153 | Meltblown ionomer microfibers and non-woven webs made therefrom for gas filters | Richard T. Chou, Patrick Stephen Ireland, Charles J. Molnar, Hyunkook Shin | 1998-07-14 |
| 5308691 | Controlled-porosity, calendered spunbonded/melt blown laminates | Hyunkook Shin | 1994-05-03 |
| 5290628 | Hydroentangled flash spun webs having controllable bulk and permeability | Robert H. Peterson, Roger Keith Siemionko, James R. Vincent | 1994-03-01 |
| 5013599 | Composite fibrous polyethylene sheet | Joseph Robert Guckert | 1991-05-07 |
| 4941947 | Composite fibrous polyethylene sheet | Joseph Robert Guckert | 1990-07-17 |
| 4652322 | Process for bonding and stretching nonwoven sheet | — | 1987-03-24 |
| 4639205 | Pump shaft stirrer for grid melter | — | 1987-01-27 |