Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 6366319 | Subtractive color processing system for digital imaging Improved methods and apparatus for digital focal plane array (FPA)--based color imaging include the step of sampling an image, using an FPA camera equipped with a color filter array (CFA) to obtain a value at each pixel position, thereby creating a set of... | 04/02/2002 |
