Did You Know...
...Chester Carlson was a patent agent who tired of having to make multiple copies of patent applications using the only duplication method available at the time: carbon paper. In 1959 he came up with a new copying system and took it to IBM for evaluation. The "experts" at IBM determined potential sales to be only 5,000 units because people wouldn't want to use a bulky machine when they had carbon paper. Carlson's invention was the xerography process, the company founded on the system is Xerox.
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| Number | Title | Issue Date |
| 6999181 | Advanced signal processing technique for translating fringe line disturbances into sample height at a particular position above an interferometer's sample stage A method is described that involves tracking a fringe line disturbance that has breached its field of reference. The method also involves translating each pixel location of the tracked fringe line disturbance to an x,y,zs data point. x and y represent a p... | 02/14/2006 |
