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 |
| 4699825 | Method of forming silicon nitride film and product In forming a silicon nitride film by the low-pressure CVD method using a silane gas and ammonia, the reaction pressure is set to lie over a range of from about 0.05 to about 0.25 Torr, enabling a silicon nitride film to be formed, of uniform thickness, hi... | 10/13/1987 |
| 4365264 | Semiconductor device with high density low temperature deposited Siw Nx Hy Oz passivating layer A semiconductor device has a passivation layer disposed on a semiconductor body having at least one circuit element therein. This layer is made of a silicon nitride material containing 0.8-5.9 weight-% of H, together with 61-70 weight-% of Si, 25-37 weigh... | 12/21/1982 |
