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| Number | Title | Issue Date |
| 7247101 | Billiard target practice device An apparatus for billiards practice, comprising a housing; an emitter connectively disposed to the housing; a pair of detectors equally spaced about the emitter; a controller having logic controlling the emitter; at least one indicator in communication with the logi... | 07/24/2007 |
| 5730441 | Pinball machine striking mechanism Conventional pinball machines have various mechanisms, some of which are under the control of the user, to enable the ball in play to be moved around the playing surface. An extra mechanism which can be incorporated is a rotated striking member, e.g. of o... | 03/24/1998 |
| 5673913 | Pinball game with electromagnet A pinball game in which an electromagnet is positioned on or below the playfield. A computer-controlled circuit is connected to the electromagnet and is operable to detect and control the pinball in response to changes in the magnetic field of the electro... | 10/07/1997 |
| 5409225 | Arcade game An arcade game including a progressive bonus apparatus connected to a plurality of individual game units. The progressive bonus apparatus receives score contributions from each game unit to increase a progressive score. When players achieve a predetermine... | 04/25/1995 |
| 5393059 | Switch for rolling ball amusement device A rolling ball amusement device such as a pinball game comprises a frame carrying a playfield, and a ball-actuated switch carried with the playfield. The switch comprises a switch body which is movably and typically pivotably connected with a variable-pos... | 02/28/1995 |
| 5356141 | Roulette scoring device The play feature for a pinball game of the present invention comprises a roulette scoring device mounted above the playfield which includes a horizontally rotating wheel having a plurality of apertures arrayed around its periphery. A different point value... | 10/18/1994 |
| 5322282 | Variable response ball receiving device A rotatable member is provided for a rolling ball amusement device. The rotatable member defines a ball receiving aperture which is positioned to receive a rolling ball and to cause transfer of kinetic energy from the ball to the rotatable member, to caus... | 06/21/1994 |
| 5322283 | Rotary ball receptacle for a pinball game The play feature of the invention consists of a rotary wheel having a plurality of ball receiving sockets located therein. The wheel is rotated such that an empty socket is disposed in a ball receiving position. During the course of play, the game player ... | 06/21/1994 |
| 5292127 | Arcade game An arcade game including a progressive bonus apparatus connected to a plurality of individual game units. The progressive bonus apparatus receives score contributions from each game unit to increase a progressive score. When players achieve a predetermine... | 03/08/1994 |
| 5255916 | Optical ball sensor The optical ball sensor consists of an optical sensor consisting of a light emitter and light detector mounted on a printed circuit board. Light from the emitter is transmitted through a light pipe across the path of travel of the ball and through another... | 10/26/1993 |
| 5226653 | Multilevel play feature for a pinball game The play feature of the invention consists of a three level target assembly where the uppermost level is mounted on a section of the playfield. The two lower levels are mounted to the underside of the playfield section such that upon activation of the pla... | 07/13/1993 |
| 5158290 | Electronic variable target value indicator located on the playfield of a pinball machine An electronic alphanumeric indicator is disposed at a target location on the playfield of a pinball machine. The electronic alphanumeric indicator, for example, is disposed just above and behind the target, or in the top portion of the target. For a drop ... | 10/27/1992 |
| 5120059 | Rotary serial play feature A play feature for a pinball game having a plurality of wheels rotatable about a horizontal axis and having a plurality of ball receiving sockets formed therein. Each wheel can pick up a pinball from a first position on the playfield and after rotating th... | 06/09/1992 |
| 4426081 | Drop target apparatus The drop target apparatus includes a frame for attachment to the underside of the playfield board of a pinball game. A frame carries a target member which is vertically movable between a raised position above the playfield board and a retracted position. ... | 01/17/1984 |
| 4373725 | Pinball machine having magnetic ball control Magnetic control of a ball on a pinball playfield is provided by an electromagnet located on the playfield and a mechanism manually operable by a player for energizing the electromagnet. The energizing mechanism includes a first switch external on the pla... | 02/15/1983 |
| 4269413 | Pinball game A pinball game is provided having two pairs of flippers, each pair being coordinately actuated by the pulling of a spring-biased lever toward the user. A spring-loaded ball projecting mechanism is provided operatively coupled by a ratchet to a ball counti... | 05/26/1981 |
| 4261570 | Field surface related projectile target construction An outdoor game target construction to be hand pressed or impact-driven into a ground area forming the field surface, a series of targets being disposed in spaced apart locations on said surface and each when aimed at and successfully struck by a game bal... | 04/14/1981 |
| 4255844 | Method of preparing pop bumpers of a pin ball game for field replacement of ball wearable parts Including in an upper combination electrical circuit, hold-down bolts securing an upper combination of a pop bumper to a playing table for additionally engaging and disengaging the upper combination electrical circuit, so that by merely turning the hold-d... | 03/17/1981 |
| 4221384 | Drop target assembly for pinball game A drop target assembly for a pinball game having a series of vertical sliders each having a target at its upper end and movable between an upwardly projecting play position and a drop position, each slider having a latch for latching the same in play posi... | 09/09/1980 |
| 4216963 | Player controlled tilting game having an electronic display and control system A game including a tiltable table, a control stick and table deflection linkage coupled between the control stick and the table for permitting a player to guide the movement of a ball over the surface of the table. The table is supported about its center ... | 08/12/1980 |
| 4105207 | Pinball type baseball game A pinball type baseball game is disclosed in which a play surface simulating a baseball diamond is rotatably mounted on a frame. A plurality of figurines are adapted to be selectively and removably mounted on the play surface at predetermined locations re... | 08/08/1978 |
| 3994076 | Modular computer teaching device A cube is provided with four side walls, and an open bottom and top. Mounted within the cube is a flip-flop unit made up of three wings, one wing being longer than the other two so that when a marble is dropped in the cube, the flip-flop unit will rotate ... | 11/30/1976 |
