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 |
| 7444929 | Sheller The current invention provides an improved sheller for removing the husk or shell from nuts, legumes and other similar plant products. The sheller of the current invention includes an improved ring assembly. The improved ring assembly comprises ring units having an ... | 11/04/2008 |
| 7028608 | High production nutcracking apparatus having provision for maintaining the nuts in clean and sterile condition A high production nutcracking apparatus wherein any whole nuts which are mis-fed or fail to be cracked, are automatically returned to the feed hopper without being exposed to possible contamination. To separate the shell fragments from the uncracked whole nuts, ther... | 04/18/2006 |
| 6976962 | Enhanced focusing of propagating waves by compensation for medium attenuation Improved focusing of waves is accomplished by compensation for attenuation effects in a medium. The invention is a combination of a method of attenuation leveling to allow operation over uneven surfaces and a method of signal compensation for attenuation that varies... | 12/20/2005 |
| 6814994 | Method and device to obtain fresh fruit flesh slices The method includes eliminating the two side caps of the fruit, cutting the remaining portion into slices, optionally classifying by diameter the obtained slices, and finally peeling the slices. The device includes slice cutter (1) provided with two conveyor ... | 11/09/2004 |
| 6382427 | Pistachio separator An apparatus for separating hulled and unhulled pistachios includes a rotating drum and a conveyor for depositing pistachios onto the drum. Rotation of the drum frictionally separates hulled and unhulled pistachios.... | 05/07/2002 |
| 6135020 | Nut sheller bypass In a plant for mass mechanical shelling of nuts having a cracker, sheller, and air separators, this process bypasses the sheller with some cracked nuts. Nuts and nut parts created in the cracker are sent to bypass structure where in successive operations,... | 10/24/2000 |
| 5879734 | Nut sheller bypass method In a plant for mass mechanical shelling of nuts having a cracker, sheller, and air separators, this process bypasses the sheller with some cracked nuts. Nuts and nut parts created in the cracker are sent to bypass structure where in successive operations,... | 03/09/1999 |
| 5467700 | Density separation sheller for peanut grade samples A device for cleaning, shelling, and sizing nuts in a single step which includes a cleaning section, mounted in front of and in communication with a shelling section, which removes debris, small pods and loose shelled kernels using screens, separating air... | 11/21/1995 |
| 4773323 | Device for shelling nuts A process for shelling nuts, particularly pistachio nuts, includes the step of slowly and continuously compressing the nuts in the longitudinal direction and not increasing the compression at the moment when the shells break. This compression can preferab... | 09/27/1988 |
| 4183967 | Process for splitting pistachio nuts A process for splitting the shells of pistachio nuts comprising soaking closed-shell pistachio nuts in an aqueous liquid, subjecting the wet-shelled nuts to mechanical pressure to compress them, releasing the said pressure, and substantially immediately s... | 01/15/1980 |
| 3995542 | Apparatus for processing cereal grains A horizontally oriented tubular screen has a shaft extending through it. Outwardly adjacent one end of the screen the shaft is configurated as a feed screw which receives cereal grain and feeds it into and through the screen. Within the confines of the sc... | 12/07/1976 |
| 3951056 | Portable pecan cleaner A portable machine incorporating a first chamber in which pecans are subjected to drum mounted resilient flails which cooperate with a roughened chamber portion in effecting a separation of the husks or hulls of the pecans. A second chamber located outwar... | 04/20/1976 |
