Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 6205106 | Memory card recording/reproducing with two light sources and a light value matrix Method of storing and retrieving information by exposing cells of a storage medium to a first beam of light having a first set of properties affecting the optical properties of said storage medium, and by exposing a plurality of individual cells, forming ... | 03/20/2001 |
| 5479384 | Optical storage device having a plurality of juxtaposed memory cells The invention relates to a read-write optical memory comprising a plurality of juxtaposed memory cells (11), each receiving a respective light beam (3). Each memory cell contains a storage medium (10), which includes a storage element (23) having stable o... | 12/26/1995 |
