Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 8007124 | Self-generating streetlight A self-generating streetlight is provided, including: a light pole; a lamp which is provided on the light pole to convert electricity into light; a condenser which comprises a central condenser plate and side condenser plates and converts solar energy into electrici... | 08/30/2011 |
| 8002431 | Apparatus and method for eliminating outgassing of sports lighting fixtures An apparatus and method for reducing lumen depreciation caused by other than lamp lumen depreciation. In one aspect, manufacturing and assembly of the fixture uses clean-room light techniques. In another aspect of the invention, materials that have a propensity to o... | 08/23/2011 |
| 7905622 | Traffic safety cone incorporating a flashing light module A traffic safety cone incorporating a flashing light module includes electrically coupled first and second modules. The first module includes a solar cell array positioned atop an upper surface of a circular mounting member, a resilient, impact cushioning bumper tha... | 03/15/2011 |
| 7806554 | LED direct-plugging type multi-chip high power light source The present invention provides a LED direct-plugging type multi-chip high power light source, comprising a heat dissipating substrate, a protective rubber ring mounted at the front side of the heat dissipating substrate, LEDs fixed on the heat dissipating substrate ... | 10/05/2010 |
| 7654683 | Bi-directional rechargeable/replaceable induction power pack and method A bi-directional rechargeable/replaceable induction power pack and method employing sealed induction coils to power an electrical device underwater, in liquids, or in high humidity conditions. ... | 02/02/2010 |
| 7425086 | Dock light A dock light for mounting in a void in the side of a floating dock. The light has a housing with a floor, sidewalls, lens and lid defining a chamber. The chamber houses a power source, such as a battery and photovoltaic cell, and a light source, such as a light emit... | 09/16/2008 |
| 7410269 | Decorative light system A decorative light system includes a base and a portable light device capable of communicating with each other to generate a light show. The system includes a base defining a receptacle and including a microcontroller, a transceiver operably coupled to the microcont... | 08/12/2008 |
| 7393117 | Flashlight or lighting device A flashlight (10) including: a housing (12) with a light source (104), a power source (142), and an aperture (126) through the housing (12) that is closed by a resilient cover (112). The resilient cover (112) e... | 07/01/2008 |
| 7364319 | Battery-powered light A personal light including a battery power source connected in series with a light-emitting diode (LED) light source and a switching mechanism configured for non-contact actuation are disposed within an environmentally sealed chamber. A reflector is employed to maxi... | 04/29/2008 |
| 7357525 | LED pool or spa light having unitary lens body The instant invention is directed to a light emitting diode pool or spa lamp bulb having at least one light emitting diode with at least one lens body that is optically clear. The at least one light emitting diode being embedded in the lens body, the lens body being... | 04/15/2008 |
| 7337578 | Planer board lighting device A planer board lighting device. The apparatus comprises a connection to a power source, a light source, and circuitry with electronic components to connect the power source to the light source. A generally clear lens. A rugged waterproof reflective enclosure, with A... | 03/04/2008 |
| 7334914 | Apparatus and method for aligning a substantial point source of light with a reflector feature A combination for use in aligning a substantial point source of light with respect to an axis of a reflector is provided. The combination includes a reflector, a lamp bulb having a substantial point source of light, and a movable lamp bulb holder. The movable holder... | 02/26/2008 |
| 7320530 | Flashlight A flashlight as disclosed to comprise a barrel, a tail cap, a head assembly, and a miniature lamp bulb holder and for providing interruptible electrical coupling to dry cell batteries retained within the barrel. One-way valves may be positioned at seal locations in ... | 01/22/2008 |
| 7314290 | High intensity discharge (HID) lamp with integral ballast and underwater lighting systems incorporating same A portable battery powered high intensity lighting system that produces solar quality illumination at four to six times the efficiency of comparable incandescent lighting systems includes a light head and a power source. The light head contains an HID (high intensit... | 01/01/2008 |
| 7311414 | Ornamental lamp assembly An ornamental lamp assembly incorporating a dual housing structure having an internal protective element and an external decorative element to protect functional circuitry from damage sustained as a result of normal outdoor use, and to facilitate achieving a selecti... | 12/25/2007 |
| 7311417 | Waterproof flashlight including electronic power switch actuated by a mechanical switch A flashlight has front and rear interconnected housing portions which define an interior waterproof chamber. The waterproof chamber carries an illumination source, an electronic drive for the illumination source and a power source. A switch system includes an electr... | 12/25/2007 |
| 7311261 | Discrete optical correlation system The present invention relates to a discrete optical correlation system. One embodiment of the present invention includes a portable electrical illumination system and an optically opaque hollow module, configured to releasably couple to the portable electrical illum... | 12/25/2007 |
| 7293894 | Flashlight A switch device of a flashlight includes a tubular switch housing disposed in a barrel, abutting against a coupling ring mounted fixedly in the barrel, and having an outer circumferential surface formed with an engaging groove corresponding to a positioning groove i... | 11/13/2007 |
| 7293893 | Flashlight with adjustable color selector switch A flashlight having an elongated body having opposed first and second ends. A first lamp is a high-intensity variable brightness white light source located at the first end. A number of additional lamps are positioned at the first end. The additional lamps include a... | 11/13/2007 |
| 7287873 | Hermetically sealed flashlight assembly A lighting assembly that incorporates a high brightness LED in a compact assembly that is sealed and sufficiently durable for a continuous operational range of between 350 feet below sea level and 35,000 feet above sea level. Further, the flashlight of the present i... | 10/30/2007 |
| 7263797 | Fishing lure with tension activated light A fishing lure with an integral light source and fiber optic strands is provided designed to attract more fish. A splay of short fiber optic strands leave the rear of the lure and camouflage a fishing hook. The fiber optic strands are gathered to a single point insi... | 09/04/2007 |
| 7264372 | Apparatus and method for aligning a substantial point source of light with a reflector feature A combination for use in aligning a substantial point source of light with respect to an axis of a reflector is provided. The combination includes a reflector, a lamp bulb having a substantial point source of light, and a movable lamp bulb holder. The movable holder... | 09/04/2007 |
| 7264381 | Light emitting diode assembly using alternating current as the power source An LED assembly includes a first LED unit and a second LED unit, the latter is coupled electrically to the first LED unit in such a manner that each of the first and second LED units defines a current-flow direction in reverse order so that once Alternating Current ... | 09/04/2007 |
| 7258582 | Tail cap assembly An improved tail cap assembly having features that allow direct electrical contact between a battery and the barrel of a flashlight is provided. The tail cap assembly includes a cap and a conductive spring. The cap is adapted to engage with the flashlight barrel. Th... | 08/21/2007 |
| 7256671 | Portable light system having a sealed switch An improved switch interface is provided that does not rely on direct contact by the user interface element to the switch apparatus. This feature enables the switch to be enclosed within a sealed housing, thereby improving reliability and longevity of the switch mec... | 08/14/2007 |
| 7244037 | Detachable pool light A swimming pool light assembly for connecting a light to a side wall of a pool where a pool light niche is not provided, said assembly comprises an interchangeable light, a watertight connector comprising a first end and a second end operable to deliver at least one... | 07/17/2007 |
| 7244044 | Waterproof light-emitting-diode illuminating device A light-emitting-diode (LED) illuminating device includes an object having a plurality of holes formed thereon, and at least one LED lamp bank consisting of a plurality of LED lamps serially connected together using an electric wire. The LED lamps are separately ins... | 07/17/2007 |
| 7244038 | Illuminable decorative floating device A floatable, illuminable decorative device, usually in the shape of a flower, is made from a light transparent or translucent flexible thermoplastic material. A light emitting diode powered by a micro cell is sealed within the flower. A water activated switch is mou... | 07/17/2007 |
| 7226178 | Lamp for an underwater camera A lamp for an underwater camera to illuminate and photograph or film objects in the macrorange including a minimum of three LED diodes that emit white light which are arranged concentrically and at the same distance from each other around, and at a specific angle to... | 06/05/2007 |
| 7218241 | Device for identifying a person or an object The invention provides a device (10) for identifying a person or an object. The device (10) includes a transparent body (42), and embedded within the transparent body (42), a printed circuit board (PCB) (46), a plurality of light e... | 05/15/2007 |
| 7207695 | LED lamp with LEDs on a heat conductive post and method of making the LED lamp A lamp, and a method of assembling the lamp, includes a heat sink, a heat conductive post extended longitudinally from the heat sink where the post has longitudinal faces that each has a longitudinally extending slot therein, a metal clad circuit board slid into eac... | 04/24/2007 |
| 7208932 | Voltage detector A voltage detector used to determine if an exposed or unexposed wire or terminal is “hot.” The voltage detector includes a low density EMF field detecting circuit and a high density EMF field detecting circuit each coupled to an indicator to inform the user that... | 04/24/2007 |
| 7201495 | Semiconductor light emitting device package with cover with flexible portion A packaged light emitting device includes a frame, a cover, and a light emitting device. The light emitting device is disposed between the cover and the frame. A portion of the cover is flexible and a portion of the cover is rigid. The cover includes a flange and is... | 04/10/2007 |
| 7199316 | Multifunction switch for operating a device in a sealed container A multifunction switch for operating a device in a sealed container such as a flashlight includes at least one reed switch mounted at a location on an inner surface of the sealed container. A base plate is provided on an outer surface of the sealed container which h... | 04/03/2007 |
| 7195369 | Safety light for aquatic garments An aquatic garment carries a safety light and circuit attached to the garment so that it may not be detached without damage. The circuit times an interval in response to change of state of an acceleration switch. The circuit causes the light to light at least once d... | 03/27/2007 |
| 7192156 | Waterproof indicator light The present invention is a waterproof indicator light, which solves the problem that the length of the space needed for the battery is too long, caused by the battery needing to be in serial connection for the conventional waterproof indicator light. The invention i... | 03/20/2007 |
| 7188967 | Outdoor lighting device The present invention provides a lighting device having a battery housing to hold a battery, a light housing having a light source and a lens assembly into which said light source will emit light when activated, said battery and said light source being in circuit wi... | 03/13/2007 |
| 7187141 | Methods and apparatus for illumination of liquids Methods and apparatus for illumination of liquids in a variety of environments. In one example, multi-color LED-based light sources are employed to achieve a wide range of enhanced lighting effects in liquids. In another example, a pool or spa is illuminated by one ... | 03/06/2007 |
| 7185997 | Hands-free flashlight suspended from neck of user A method and apparatus for illuminating the area in front of a person without requiring the use of the person's hands, by suspending from the neck of the person a housing containing at least one LED light source emitting a light beam extending forwardly from the per... | 03/06/2007 |
| 7168824 | Utility light A utility light includes a housing having a storage section, a first light cover having a first color being removably attachable within the storage section, and a second light cover having a second color and being removably attachable within the storage section. The... | 01/30/2007 |