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| Number | Title | Issue Date |
| 5919136 | Apparatus for the study of anorectal function A device for evaluating anorectal function. The device is a silicone gel-filled deformable artificial stool adapted for transanal insertion within the rectum and having an adjustable volume, and a shape consistency and size similar to a normal stool. The ... | 07/06/1999 |
| 5459317 | Method and apparatus for non-invasive detection of physiological chemicals, particularly glucose Non-invasive measurements of physiological chemicals such as glucose are made using infrared radiation and a signal processing system that permits the construction of a device suited for home use. The level of a selected physiological chemical in a test s... | 10/17/1995 |
| 4330486 | Bis(phosphonic acid) difluoromethane Fluorine-containing phosphonates and phosphonic acids are described. The method of preparation is a reaction of trialkylphosphites with dihalodifluoromethanes or a reaction of the salts of dialkylphosphites with halodifluoromethylphosphonates. The corresp... | 05/18/1982 |
