Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5761366 | Optical fiber with smooth core refractive index profile and method of fabrication | Young-Sik Yoon | 1998-06-02 |
| 5702497 | Method of producing an optical fiber preform from a plurality of tubes having different thermal conductivities | Gyun-Hae Doh, Sun Woong Kang | 1997-12-30 |