Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6015480 | Chloride ion selective membrane electrode having improved stability and selectivity | Alan R. Craig, Chengrong Wang | 2000-01-18 |
| 5958201 | Sodium ion-selective-electrode membrane having extended uselife | Alan R. Craig | 1999-09-28 |