Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690279 | Thermal relief slot in sheet metal | George J. Kramer, Kenneth W. Froemming | 1997-11-25 |
| 5639210 | Rotor blade outer tip seal apparatus | Kevin Carpenter, John D. Wiedemer | 1997-06-17 |
| 5628576 | Pressurized refill with double seal valve core plug and a method for pressurizing a refill | — | 1997-05-13 |
| 5626795 | Optical quality transparent conductors | Alan J. Heeger, Yong Cao | 1997-05-06 |
| 5624605 | Processible forms of electrically conductive polyaniline | Yong Cao, Alan J. Heeger | 1997-04-29 |
| 5615964 | Adaptable length pen refill system including a refill and a method for adapting the length of the refill | — | 1997-04-01 |