"Everyone acquainted with the subject will recognize it as a conspicuous failure."
Henry Morton, president of the Stevens Institute of Technology ; Said in 1880 about the light bulb
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7584902 | Method and device for creating marking lines A device carried on a moving vehicle for creating marking lines, which are a plurality of elements and are made of a highly viscous marking material, on a surface that is to be marked. The device includes a housing formed by walls and a discharge slot formed in at l... | 09/08/2009 |
| 7368039 | Distiller employing cyclical evaporation-surface wetting A distillation unit (10) employs a rotary heat exchanger (32) forming a multiplicity of evaporation chambers (56) into which a liquid to be purified is sprayed for evaporation. Spray arms (58) spray at a steady rate into all of the evapor... | 05/06/2008 |
| 7325881 | Grinding machines for depression patterns along roads In certain preferred embodiments, the present invention provides a grinding machine for creating depression patterns in a surface such as asphalt or concrete. The depression pattern may be a rumble strip for alerting drivers who drift off a driving lane, or may be f... | 02/05/2008 |
| 7104465 | Water spray retort system suitable for paperboard packages A retort is described for use with paperboard containers (48) to reduce moisture absorption during processing of foodstuffs therein. The improvement includes using solid cone spray nozzles (50) with spray angles in the range of about 100 degrees to abo... | 09/12/2006 |
| 6926209 | Device for cleaning and maintenance of cooling fins of heat exchanger of an air conditioner A device for the cleaning and maintenance of the cooling fins of a heat exchanger of an air conditioner unit includes a pistol-grip water nozzle having a water inlet providing a water pressure of between about 40 to about 80 pounds per square inch (about 300 cm Hg),... | 08/09/2005 |
| 6142084 | Method and device for periodic depositing of liquid manure such as slurry in a soil In a method for periodic depositing of liquid manure such as a slurry in a soil (80) the slurry is injected in a concentrated jet (9) under pressure with the result that forms and fills a groove (6) in the soil, which groove (6) is preferably closed after... | 11/07/2000 |