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| Number | Title | Issue Date |
| 7360383 | Key sheath A key sheath has a casing, an attracting element and a connector. The casing is hollow and has an inserting groove, a chamber, an opening and two mounting holes. The inserting groove is defined in the front end of the casing. The chamber is defined inside the casing... | 04/22/2008 |
| 7185929 | Door knob with light-emitting location indicator and door A door knob with a light-emitting location indicator comprises a knob designed for placement on a door, for being grasped by the hand of a user for opening the door. The knob comprises translucent material. One or more objects comprising light-emitting material that... | 03/06/2007 |
| 7122812 | Leak detection lamp A light source for examining sites in heating, ventilating, and air conditioning systems for leaks using a fluorescent dye is described. The light source can include a low voltage lamp or a low heat generating lamp. ... | 10/17/2006 |
| 6928845 | Key cap A universal key cap for receiving the head of a key, where the key includes a key head portion with edged segments and an extending shank portion, including a pair of spaced-apart planar walls in close proximity to each other for developing a tight frictional fit ag... | 08/16/2005 |
| 6001491 | Thermoplastic photoluminescent pilings and process for making thereof A composite marine piling is provided comprising (a) a core element comprising filler and a thermoplastic resin and (b) a sheath comprising thermoplastic resin and a light absorbing/emitting material. The filled thermoplastic composition of the core eleme... | 12/14/1999 |
| 5858495 | Long-afterglow adhesive tape Long-afterglow adhesive tape consisting of a) a first layer of aliphatic polyurethane acrylate or polyester acrylate in which a long-afterglow pigment is incorporated in a proportion of from 40% by weight to 80% by weight, preferably 75% by weight, b) a second... | 01/12/1999 |
| 5073843 | Phosphorescent key pad A key pad having phosphorescent portions which provide the user with the ability to read the key pad in dark environments, thereby ensuring that the key pad is utilized without error. Information indicia on the key pad, or areas immediately adjacent there... | 12/17/1991 |
| 5053930 | Phosphorescent vehicle part identification system A phosphorescent vehicle part identification accessory comprising an article or molded plastic having formed therewith a phosphorescent compound adapted for glowing for a period of time following exposure to light energy. The phosphorescent article is sec... | 10/01/1991 |
| 4640507 | Device for feeding and positioning recording medium A device for feeding and positioning a recording medium as in a radiographic apparatus includes a grip member for gripping, feeding, and positioning the recording medium therein, the grip member being composed of a first plate, a second plate disposed in ... | 02/03/1987 |
| 3977357 | Voting machine A compact, versatile voting machine is disclosed having adaptability for use with various vote registering devices such as tally counters and punch card apparatus. The voting machine includes a selector mechanism having a series of parallel columns housin... | 08/31/1976 |
