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| Number | Title | Issue Date |
| 6088845 | Ventilated urinal system A urinal or toilet ventilation system for removing unpleasant odors from the vicinity of the urinal or toilet, both during usage and for a short period of time following usage. The ventilation system has a series of flexible water ducts extending througho... | 07/18/2000 |
| 5499405 | Urinal A urinal for capturing and directing urine into a drain line. The inventive device includes an adjustable mounting structure securable to a wall surface within a bathroom. A urinal is supported by the adjustable mounting structure and can be positioned at... | 03/19/1996 |
| 5435018 | Odor guide apparatus for toilet An odor guide apparatus for a toilet. The apparatus includes an odor guide unit for guiding odor rising from a toilet bowl to flow in a direction away from a user of the toilet bowl, an attachment unit for fixing the odor guide unit to an attaching portio... | 07/25/1995 |
| 5305473 | Urinal having a smell release function A urinal having a smell release function, comprising: a bowl unit including a drain trap provided at the bottom thereof; a urinal shell unit for surrounding the bowl unit with an air space being interposed between the bowl unit and the shell unit itself; ... | 04/26/1994 |
| 4933995 | Flush-operated bathroom fan A flush-operated bathroom fan is provided which utilizes a float-operated actuator in the water closet tank of the toilet which actuates a switch, turning on the ceiling fan, when the water level in the water closet tank falls indicating that the toilet h... | 06/19/1990 |
| 4391002 | Water-closet for vehicles, particularly motor coaches An aerating system for faecal matter collected in a container in a vehicle which includes a pressurized air system for operating brakes, doors, ventilation flaps and the like. The pressurized air system includes a tank and a compressor which operates cont... | 07/05/1983 |
| 4159547 | Incinerator urinal An incinerator urinal having a drain tube extending from its bowl to its ashpan exteriorly of its incinerator chamber and a catalyst container located above the incinerator chamber which presents a large cross-sectional area of a heat activated catalyst t... | 07/03/1979 |
