...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7401787 | Inflatable combat arena game A combat game includes an inflatable arena, one or more inflatable player suits in fluid connection with said inflatable arena and at least one source of air in fluid connection with said inflatable arena and said one or more inflatable player suits, said at least o... | 07/22/2008 |
| 7316400 | Water pumping game apparatus A game apparatus comprising at least two receptacles, at least two pumps for pumping fluid into the at least two receptacles and a weight-activated mechanism to deliver the receptacle contents to a location of the pumps after a receptacle is filled with a predetermi... | 01/08/2008 |
| 7314408 | Methods and apparatus for a competitive bonus game with variable odds A bonus controller for generating a competitive bonus game in a gaming system, the bonus controller having a processor and a memory coupled to the processor. The bonus controller being programmed to: receive wagering data corresponding to a casino game, enter a firs... | 01/01/2008 |
| 7297079 | Game system An outdoor game system includes a pole adapted for anchoring to the earth. A water-carrying conduit extends upwardly through the pole and is rotatable within the pole. A sprinkler is mounted atop the pole and is connected to the conduit. A reel is affixed to the con... | 11/20/2007 |
| 7290768 | Raffle game using flamable matches and match carriers as printable medium for raffle game numbers Game played using match-related medium for printing gaming instructions and indicia. At least one of interior surfaces of a matchbook or matchbox carrier is printed with gaming indicia used for comparison against gaming indicia printed at least one of match sticks o... | 11/06/2007 |
| 7287755 | Method of playing a storytelling and idea generation game A group interaction method comprising: randomly selecting a plurality of indicia; requiring a first set of one or more persons to generate one or more texts containing words corresponding to the plurality of indicia; and having a second set of one or more other pers... | 10/30/2007 |
| 7278637 | Underwater matching game A matching game for use in a swimming pool. Game pieces are provided which have various icons and point values on their faces and which are adapted to sink to the pool bottom and rest automatically in a face-down position on the pool floor. In alternating turns, pla... | 10/09/2007 |
| 7270327 | Game playing device for rolling balls A game playing device for rolling balls includes a game surface, a plurality of bar-shape elements and at least one rolling ball that rolls on the game surface. The game surface is made of a fabric and has an area and a shape including a circular shape or a rectangu... | 09/18/2007 |
| 7261295 | Jump for music game This is a musical rhythms game whereby players move to rhythms of music notation placed on a staff. There are two separate versions—a floor and table top version, which are designed to help players develop more rhythmic awareness and to create a better understandi... | 08/28/2007 |
| 7261299 | Jumping game using building block-based stepping stones The present invention relates to a game tool for jumping building block-based stepping stones, comprising a plurality of stepping stone units that can be independently placed flat on the ground for children to step on and jump. As each stepping stone unit is triangu... | 08/28/2007 |
| 7260499 | Fuel delivery system with enhanced functionality and diagnostic capability A control system for a fuel delivery system provides enhanced functionality and diagnostic capabilities relative to known systems. In accordance with one aspect of the invention, enhanced functionality and diagnostic capability is provided by integrating the pump co... | 08/21/2007 |
| 7258343 | Card game and methods of play This invention relates to a card game comprised of at least one warrior card, at least one technique card, at least one power card, and at least one field card. This invention also includes a method of playing said card game, which involves the use of a battle binde... | 08/21/2007 |
| 7238025 | System and method for determining empathy A system and method for determining a level of empathy between two people includes four sets of questions for each query posed, a first set being how a first participant feels about a topic, a second set being how the first participant thinks a second participant wo... | 07/03/2007 |
| 7234703 | Diving game assembly and method A diving game assembly and method includes a non-buoyant housing. A digital timer is mounted in the housing and is configured to count down from a selected number of minutes and seconds down to zero seconds. A power supply is electrically coupled to the timer. The t... | 06/26/2007 |
| 7212209 | System and method of representing personal profile in symmetrical graphical form A computer system generates a symmetrical graphical image representative of a personal profile of a subject. Personal attributes of the subject are acquired through an assessment tool. The personal attributes are acquired through website and stored on a computer sys... | 05/01/2007 |
| 7207568 | Method of conducting a racing series A method of conducting a racing series for competitors and team owners is disclosed. The racing series has a plurality of races divided into a first and second set of races with competitors racing in both sets of races. The competitors and team owners are awarded po... | 04/24/2007 |
| 7184990 | Method and apparatus for selling an aging food product An automated kitchen apparatus determines a time until expiration of a food product. In one embodiment, the kitchen apparatus determines the time until expiration by receiving a start signal indicating that a food product is available to sell. Such a start signal ma... | 02/27/2007 |
| 7178805 | Suspended mobile construction game This invention is an educational game of suspension, balance, construction and strategy. It can be played alone or with others. An initial point of suspension support is set up. One of several ways is used to choose a particular starting game piece. The first player... | 02/20/2007 |
| 7168702 | Amusement device of skill and lottery An arcade type amusement device is disclosed including a skill portion wherein a projectile such as a token is aimed at a target via a guidance mechanism such as an elongate chute. A deflector may be used to alter the path of the projectile, where the deflector is i... | 01/30/2007 |
| 7134665 | Balloon bursting game A balloon-bursting game for providing amusement to individuals at events by striking a pneumatic striker to inflate the balloon until it bursts. The inventive device includes a striker mechanism for pneumatically compressing air into an air tube when struck or depre... | 11/14/2006 |
| 7118106 | Portable toy and game device A device (20, 301–306, 501–503, 566, 700) for playing “spotting type” games. In one embodiment, the device includes an elongate member (24) having visible thereon two sets (36, 40) of indicia (44, 48), wherein the indicia in each ... | 10/10/2006 |
| 7107231 | Fuel dispenser integrated media display system A fuel dispenser advertising system. One or more fuel dispensers are provided each having a display subassembly. Each display subassembly presents audio and video information received wirelessly from a master interface system to a customer during a fueling operation... | 09/12/2006 |
| 7093832 | Conversation generator A plate or other utilitarian object for generating conversations is provided comprising a substantially flat central portion for holding on object and a raised side surface positioned coaxially with the substantially flat central portion. A circular perforation is f... | 08/22/2006 |
| 7086646 | Kissing shield game and method of use thereof The present invention is directed to a kissing shield game and method teaching safe affection to at least one person playing the kissing shield game. The kissing shield game includes a plurality of removable pegs, a playing surface, a gaming member, a plurality of f... | 08/08/2006 |
| 7086645 | Game with collectible pieces The present invention provides a game including a playing surface, collectible playing pieces, marking pieces, and collectible cards. Players take turns trying to create specific hands by throwing the playing pieces. The first player to successfully claim ownership ... | 08/08/2006 |
| 7063325 | Means and method for playing a card-catching game A catching game is played by pendently supporting a plurality of playing cards from a device. The device is operated by one of the players to release at least one card. The released card falls under the influence of gravity and the air and falls in an unpredictable ... | 06/20/2006 |
| 7059601 | Entertainment kit and associated method of entertainment A combination snack food and game piece assemblage and method of use of same as an entertainment method. ... | 06/13/2006 |
| 7052013 | Stacking game and method A game device that includes non-uniformly shaped playing pieces that may be stacked onto an arrangement of multiple, base structures, the base structures having one or more substantially planar playing surfaces thereon, the playing pieces suitable for stacking on th... | 05/30/2006 |
| 7044740 | Educational game for reinforcing rules of etiquette An educational game to reinforce the rules of etiquette is described. A marker is passed between players when a player catches another player in a violation of the announced rules of etiquette. The player having the marker at the end of the game is subject to a sanc... | 05/16/2006 |
| 7028682 | Sports ball launcher A ground-based ball launcher for inflated-ball sports practice provides an impulse that propels the ball upwardly in a trajectory of pre-adjustable angle and velocity so as to obtain a desired maximum height and landing distance offset from the launcher. An optional... | 04/18/2006 |
| 7017912 | Aquatic amusing toy An aquatic amusing toy is adapted for an aquatic game combining dive and amusement and includes a holding element and at least a sinking object. The holding element has a holding portion and a hollow portion defining an opening therein. In an aquatic game, the sinki... | 03/28/2006 |
| 7017911 | Remotely controlled underwater retrieval game A game comprising a submersible retrieving submarine adapted to receive and interpret RF directional command signals, an RF transmitting remote controller adapted for sending such signals to cause the craft to submerge and then cause the submerged craft to move in s... | 03/28/2006 |
| 7008289 | Toy with openable container from which one or more objects spring out A toy including an openable container, and a non-porous, molded, hollow, elastic three-dimensional representative object arranged to be contained in a compressed condition within the container such that on opening the container the object springs out by assuming its... | 03/07/2006 |
| 7000918 | Holistic game system The CHAOS holistic game of this invention comprises an N sided dice with N distinct and different educational graphics one for each side and a plurality of portable bases equal to (P−1)×N where P is the number of players. In this holistic total immersion game the... | 02/21/2006 |
| 6974131 | Board game incorporating feast preparation A board game which combines traditional board game elements with an unrelated activity, that of preparing a meal. The board has three paths of serially arranged spaces along which player tokens travel. A chance device determines the number of spaces moved. Upon alig... | 12/13/2005 |
| 6967566 | Live-action interactive adventure game An interactive treasure hunt game is provided. Game participants receive a card, map and/or identification badge configured with an RFID tag, bar-code or a magnetic “swipe” strip or the like. The RFID tag or other identifying device is used to store certain info... | 11/22/2005 |
| 6913505 | Sinkable fun toy A sinkable fun toy includes a floater body and a counter weight member. The floater body includes a receiving portion, which has a receiving opening and a stand portion, which has at least one leg for supporting the receiving portion. The counter weight member is re... | 07/05/2005 |
| 6869078 | System and method for maintaining audience interest in productions, including anonymous auto race A system and method for maintaining audience interest in productions is disclosed. The invention includes provisions by which the interest of the audience is retained throughout the entire event. In one aspect, the invention includes a sporting event with anonymous ... | 03/22/2005 |
| 6866269 | Parachute device with improved handle A parachute-type amusement device including an outer section extending around at least a portion of the device to provide a hand graspable handle, and an inner section having a sheet of flexible material capable of billowing with air upon manipulation of the device.... | 03/15/2005 |
| 6860814 | Gaming apparatus having door mounted display A gaming apparatus for presenting a wager-type game comprises a cabinet and a door connected to the cabinet, the door moveable between a first position and a second position. In its first position, the door cooperates with the cabinet to define a generally closed in... | 03/01/2005 |