U.S Patent Number Title & Abstract
5,936,178 Humidity Control Device. A humidity control device for use in maintaining a desired humidity, the device including a protective case, a water vapor permeable pouch and a thickened saturated solution, the solution having a suitable humidity control point.
6,244,432 B1 Humidity Control Device for Gun Cases. A gun case humidity control device for use in maintaining a desired humidity in the gun case, the device including a protective case, a water vapor permeable pouch and a thickened saturated solution, the solution having a suitable humidity control point.
6,921,026 B2 Preservation of intermediate moisture foods by controlling humidity and inhibition of mold growth. A humidity control device for use in maintaining a desired humidity in packages of food, the device including a protective case, a water vapor permeable pouch and a thickened saturated solution, the solution having a suitable humidity control point for use within a food container. The device further employs a combination of an oxygen scavenger system to stop mold growth with anaerobic conditions and/or a mold inhibitor in the filling of the pouch or preferentially printed on the outside of the pouch.
Foreign Patent Equivalents: Austria, Belgium, Canada, Denmark, Cyprus, Finland, France, Germany, Greece, Hong Kong, Ireland, Italy, Luxembourg, Monaco, Netherlands, Portugal, Spain, Sweden, Switzerland, United Kingdom.