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| Number | Title | Issue Date |
| 7221282 | Wireless wastewater system monitoring apparatus and method of use A wireless wastewater system monitoring apparatus generally comprising a processor/transceiver unit, housed within a synthetic protective enclosure formed outside of the wastewater system, and a fluid level sensor configured to send an overflow signal to the process... | 05/22/2007 |
| 7082827 | Leak detector An example of an apparatus for detecting the lowering of a top surface of a liquid includes a housing that has a housing hole, and an insertion member attached to the housing. A dowel is inserted into the housing hole, and a float is attached to the dowel. A detecto... | 08/01/2006 |
| 7043850 | Transparent measuring device with seam allowance guide A transparent measuring device having a planar structure, a plurality of markings, at least one window, and a seam allowance guide. The planar structure has an upper surface and a lower surface, and the markings are formed on the lower surface of the planar structur... | 05/16/2006 |
| 7005077 | Shipboard human waste treatment for removing solids A method and system for separating human waste solids from liquid for a shipboard toilet system that allows for the separation of solid waste, compaction of the solid waste and storage of solid waste. Wastes are deposited into a shipboard toilet system that uses vac... | 02/28/2006 |
| 7000329 | Transparent measuring device A transparent measuring device is disclosed. The transparent measuring device includes a planar structure formed from a sheet of transparent material having a top surface and a bottom surface and at least one raised rib formed of a transparent material on the top su... | 02/21/2006 |
| 6802084 | Tank leak detection and reporting system A leak detection and reporting system for detecting and reporting different types of leaks. Different alarms are activated in response to different types of leaks. The present invention includes a timing module and a water flow sensor. The timing module measures a s... | 10/12/2004 |
| 6779206 | Urinal or toilet facility apparatus A toilet or urinal facility having a screen to display video material. A sensor detects the presence of a person in the facility. A memory device stores data from and is connected to the sensor. A video/audio device is connected to the screen to relay messages there... | 08/24/2004 |
| 6715165 | Leak detection system for plumbing fixtures A five-second leak detection technique is used to test for invisible leaks in toilets and similar fixtures. Because of its speed it is particularly useful for large apartment complexes, condominiums and hotels where it is desirable to check hundreds of toilets in a ... | 04/06/2004 |
| 6684418 | Infant's chamber pot having health checking function Disclosed are an infant's chamber pot having a health checking function and an operating method thereof. The infant's chamber pot comprises a power source section; a temperature sensor installed on a bottom surface inside the chamber pot to measure a temp... | 02/03/2004 |
| 6572564 | Method of providing a home health care service and system for providing a home health care service A system for providing a home health care service includes a health care center, a service recipient device, and the Internet that connects these components. The health care center: is constructed on the Internet; includes a database for registering perso... | 06/03/2003 |
| 6536470 | Back flow prevention valve A back flow prevention valve for preventing water from draining back into a water supply line. The back flow prevention valve includes a housing comprising a tubular body having a first and second open end each having a respective covering thereon with an... | 03/25/2003 |
| 5735798 | Toilet-installed digital sphygmomanometer with retractable cuff A toilet-installed digital sphygmomanometer provided with retractable cuffs. A housing (36) is arranged laterally of a toilet seat and two occluding finger cuffs (62) different in size are mounted to associated respective sliders (70) in a manner movable ... | 04/07/1998 |
| 5704076 | Controlled toilet flushing system A toilet tank flush valve for use in the demand mode, and which includes a discharge control and closure valve for controlling the flow of water from the tank or reservoir to the bowl, and with the valve further having a generally cylindrical configuratio... | 01/06/1998 |
| 5410471 | Networked health care and monitoring system A networked health care and monitoring system (10) capable of providing an updated reliable vital information on the health condition of individuals and adapted to support home health care and maintenance. The system includes testing and measuring instrum... | 04/25/1995 |
| 5384917 | Child's auxiliary toilet seat A new and improved child's auxiliary toilet seat for a toilet includes a hinge pin assembly which includes a hinge pin and first hinge members connected to the toilet for receiving the hinge pin. A first toilet seat assembly has a large aperture for adult... | 01/31/1995 |
| 5198192 | Apparatus for detecting ingredient in urine, a toilet stool equipped with a urine detecting device and a room for urine detecting facility A urine detection device is disposed to a urine receiving surface of a toilet stool in which urine, diluting water and reagent are mixed by vertically moving a piston in the cylinder of the detection device, the reaction between them is detected by an ele... | 03/30/1993 |
| 5185891 | Water conserving toilet flapper valve control A manual flush control for toilets having a normally closed flapper type float valve held shut by the head of water pressure in the flush tank, and characterized by a height limiting means for said valve to cause servo closing and preempting automatic ope... | 02/16/1993 |
| 5184359 | Stool-type apparatus for sampling and assay of urine with swingable carriage A toilet system (10) with urine assay function is disclosed which comprises a toilet stool (12) having a toilet bowl (14) and a small urine-sampling cavity (52). A frame (42) is mounted on the toilet stool to support a testing sheet handling and transfer ... | 02/09/1993 |
| 5148701 | Domestic water tester Water testing apparatuses and methods for detecting contaminants in water supplies, such as from wells or other domestic water sources. The apparatuses are for use in reservoirs, such as a water closet of a sanitary toilet. They include an enclosure which... | 09/22/1992 |
| 5144700 | Self cleaning toilet flush tank monitor with a flexible mount A water monitor for a toilet flush tank includes a sensing system and an alarm system. The sensing system includes a tube having a constricted aperture in the base. The tube is normally filled with water. When the flush tank is emptied water begins to dra... | 09/08/1992 |
| 5111539 | Toilet device with system for inspecting health conditions A toilet device with a system for inspecting the health condition of the toilet user includes a toilet having a bowl surface with a urine reservoir for holding a urine sample, a box having at least a water tank disposed rearwardly and upwardly of the toil... | 05/12/1992 |
| 5062304 | Urine collection monitor with temperature sensing An apparatus and method for flow and temperature analysis during collection of a urine sample, and for simultaneously maintaining the urine sample sterile. A disposable vessel for collecting the urine is mounted on a commode adapter, and includes a variab... | 11/05/1991 |
| 5014368 | Method for monitoring the discharge of liquids and apparatus therefor The invention is directed to a method and apparatus for monitoring liquids ischarged intermittently from a discharge receptacle having a siphon. The liquids originate in a facility in which personnel work with open radioactive substances. Measurements are ... | 05/14/1991 |
| 5003648 | Light for toilet bowl A light for lighting the bowl of a toilet includes a horseshoe shaped web to lie on top of the rim of the toilet. Flanges extend from the web outside of the bowl to hold the web in position. Flanges extend inside the bowl and carry lights. The flanges shi... | 04/02/1991 |
| 4962550 | Toilet with urine constituent measuring device A toilet has a device for measuring constituents of voided urine. The toilet has a urine reservoir having a surface contiguous to a bowl surface including a urine receiving surface. Urine examined by the measuring device is sampled from the urine reservoi... | 10/16/1990 |
| 4733419 | Toilet seat-up indicator A toilet seat up indicator is housed in a flat curvilinear shaped housing for fitting underneath the rim of a toilet seat. The housing contains compartments for a flashing light, batteries, an integrated circuit flasher, a mercury switch and capacitors. A... | 03/29/1988 |
| 4636474 | Toilet apparatus A toilet apparatus is provided in a lavatory having at least one stool, urinal, bidet, or similar toilet structure. The toilet apparatus comprises a detecting sensor for detecting constituents in the feces, urine, or both of a user, and an indicator for i... | 01/13/1987 |
| 4603443 | Toilet with sight gauge A two-piece portable toilet having sight gauges for the flush water reservoir and holding tank. The sight gauge takes the form of a translucent plastic insert having a highlight formed by a diametral groove which permits the liquid level to be clearly asc... | 08/05/1986 |
| 4333184 | Multi-function closet stool This invention, is a multi-function closet stool, which can really serve the purpose of automatic timing, measuring pressure, flushing and saving water. When one sits on the seat of closet stool, the driving piece pulls the driving steel cable to make tim... | 06/08/1982 |
| 4214324 | Human waste storage and disposal systems for railroads or the like A human waste storage and disposal system for railroads including a toilet bowl, a discharge outlet connected to the bowl, a flushing fluid inlet for flushing the bowl and a vertically disposed receiver coupled to the outlet for receiving the contents dis... | 07/29/1980 |
| 4011553 | Remote detector to indicate leakage of liquids in toilet tanks A luminous and/or audible remote detector to indicate leakage of liquids in stationary tanks, such as for toilets and the like, comprising one or several pairs of electrodes installed at a certain level of the tank or inside the drain pipe of same. Each p... | 03/08/1977 |
| 3984877 | Flush tank warning system A water level monitor and alarm indicates when the drain valve in a toilet flush tank is improperly seated and water is not filling the flush tank as required. The monitor can also be adjusted to indicate when water is overfilling the flush tank. A hollow... | 10/12/1976 |
| 3958279 | Recirculating sewerage system A recirculating sewage system comprising a toilet, a recirculating tank, means for draining the recirculating tank, means for directing the effluent flushed from the toilet into the recirculating tank, pump means communicating with the recirculating tank,... | 05/25/1976 |
