Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605330 | Phase-change recording element for write once applications | Yuan-Sheng Tyan, Thomas R. Cushman, Giuseppe Farruggia, Bruno Primerano, Fridrich Vazan | 2003-08-12 |
| 6544617 | Phase-change recording element for write once applications | Yuan-Sheng Tyan, Thomas R. Cushman, Giuseppe Farruggia, Bruno Primerano, Fridrich Vazan | 2003-04-08 |
| 6497988 | Phase-change recording element for write once applications | Yuan-Sheng Tyan, Thomas R. Cushman, Giuseppe Farruggia, Bruno Primerano, Fridrich Vazan +1 more | 2002-12-24 |
| 6224960 | Phase-change recording medium for write once applications | Yuan-Sheng Tyan, Guiseppe Farruggia, Bruno Primerano, Fridrich Vazan, Thomas R. Cushman | 2001-05-01 |
| 6168901 | Recordable optical element using low absorption materials | Yuan-Sheng Tyan, Pranab K. Raychaudhuri, Kee-Chuan Pan | 2001-01-02 |
| 5882760 | Recordable optical disks with metallic interlayer | Tukaram K. Hatwar, Yuan-Sheng Tyan | 1999-03-16 |
| 5843553 | High performance media for optical recording | Yuan-Sheng Tyan, Pranab K. Raychaudhuri, Fridrich Vazan | 1998-12-01 |
| 5733623 | Recording media for recordable element | Pranab K. Raychaudhuri, Fridrich Vazan, Yuan-Sheng Tyan | 1998-03-31 |
| 5051340 | Master for optical element replication | Yuan-Sheng Tyan, Kee-Chuan Pan, Thomas Mayer | 1991-09-24 |
| 4405733 | Composite quasi-crystalline material | David J. Williams, Gerald Meredith | 1983-09-20 |