| 6583930 |
Birefringent interference polarization |
Walter J. Schrenk, John A. Wheatley |
2003-06-24 |
| 5872653 |
Birefringent interference polarizer |
Walter J. Schrenk, John A. Wheatley |
1999-02-16 |
| 5612820 |
Birefringent interference polarizer |
Walter J. Schrenk, John A. Wheatley |
1997-03-18 |
| 5486949 |
Birefringent interference polarizer |
Walter J. Schrenk, John A. Wheatley |
1996-01-23 |
| 5389433 |
Battery separator |
Richard C. Hartwig, James K. Kung, Joseph T. Lundquist, Marc E. Parham, James A. Avtges +1 more |
1995-02-14 |
| 5389463 |
Battery separator |
Richard T. Giovannoni, Richard C. Hartwig, Joseph T. Lundquist, Christian B. Lundsager, Marc E. Parham +1 more |
1995-02-14 |
| 5362581 |
Battery separator |
Richard C. Hartwig, Joseph T. Lundquist, Marc E. Parham, Anthony J. Laccetti |
1994-11-08 |
| 5362582 |
Battery separator |
Richard C. Hartwig, Joseph T. Lundquist, Marc E. Parham, James K. Kung, James A. Avtges +1 more |
1994-11-08 |
| 5346788 |
Microporous polyurethane based battery separator |
Richard C. Hartwig, Joseph T. Lundquist, Marc E. Parham, Anthony J. Laccetti |
1994-09-13 |
