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 |
| 7143990 | Apparatus and method for the production of ophthalmic lenses An apparatus and method for the production of ophthalmic lenses, and particularly contact lenses, which minimizes damage of the lens in removal from the mold. The ophthalmic lens is produced in a mold having a male part and a female part that are placed in proximate... | 12/05/2006 |
| 6994386 | Gripper A gripper (1) for contact lenses comprises a gripper head (10) which has a bearing surface (100) for a contact lens (CL) and in which one or more openings (101, 102) are provided through which an underpressure can be applied in order to s... | 02/07/2006 |
