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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7094126 | Toy kitchen set with repositionable island A toy kitchen including a main unit and at least one island. Each island is removably coupled to the main unit in one of at least two positions. The island includes a frame and a coupling mechanism attached to the frame. The coupling mechanism is configured to remov... | 08/22/2006 |
| 6533639 | Toy cargo transfer apparatus Toy figures carry cargo items from one building to another and return without the items to appear to have unloaded the items. This is achieved with an electric motor driving gears connected to two parallel belts moving in opposite directions between the b... | 03/18/2003 |
| 6164653 | Fishing toy structure A fishing toy includes a rotary disk and a plurality of toy fishes. The rotary disk has a circular rack, engaging gears installed within the toy fishes. Blocks are installed on the gear. By rotating, the blocks will drive the toy fishes to simulate the ac... | 12/26/2000 |
| 6024053 | Exercise device for cat An exercise device is designed for use by a cat and composed of a base which a machine body is mounted. The machine body is provided with two plates, a receiving space located between the two plates, and a track located between the edges of the two plates... | 02/15/2000 |
| 5980356 | Magnetic drive system for a moving display A magnetic driving mechanism for a moving display includes a guide track secured to a base of the display, a magnet driver arm rotatably supported on the base, and a driving assembly for rotating the driver. A magnet support is mounted in a slot of the dr... | 11/09/1999 |
| 5951357 | Ski jump amusement device A magnetic strip of material formed into a loop which is placed around two pulleys. The pulleys rotate, thereby moving the magnetic strip. Skiers have skis which are attracted to the magnetic strip and are thereby moved with the loop as the loop is pulled... | 09/14/1999 |
| 5888138 | Movable model object for use in games A movable model object which resembles a racehorse has a model supported on a base having wheels that run on a field of a horse racing game apparatus. The model includes front and rear legs as movable elements and a power transmitting mechanism for transm... | 03/30/1999 |
| 5873727 | Apparatus for moving game pieces during a game playing period and an associated method of playing a game An apparatus for moving game pieces during a game playing period includes a movement device having a support which supports a number of game pieces, wherein the movement device moves the number of game pieces relative to the support during the game playin... | 02/23/1999 |
| 5664351 | Method and apparatus for animated display A method and apparatus for creating an animated display with an ornamental object that incorporates a unique combination of motions and appearances which can be controlled and choreographed with the use of a computer or other control devices. One specific... | 09/09/1997 |
| 5501628 | Cam-operated, synchronized marching soldier trackway A unique, visually enhancing and exciting entertainment system is obtained by providing an elongated path or track, along which a plurality of objects automatically advance, with the objects constructed to perform independent animated movements in direct ... | 03/26/1996 |
| 5412890 | Nested turntable arrangement for electronically animated characters An animation show presentation has a base turntable (15) rotatable about a base axis (30), and pedestal turntables (35, 36, 37) supported on the base turntable for independent rotation about separate pedestal axes (38, 39, 40). Animated characters (32, 33... | 05/09/1995 |
| 4406231 | Motion producing mechanism In systems for moving items such as novelties along a predetermined path, it is desirable that the system be lightweight and inexpensive, while being capable of forward and backward movement along the path. To accomplish this, an apparatus is provided for... | 09/27/1983 |
| 4303240 | Moving block game The game comprises a base, a movable table mounted on the base, a drive system for powering the movable table, a designated playing area on said table and a plurality of playing blocks. The game is played by one or more players who sequentially place play... | 12/01/1981 |
| 4237648 | Moving toy figure A toy including a central board with at least one recessed track in the upper surface thereof. The recessed track has an endless belt which in a preferred embodiment may be a thin strip of nylon with teeth extending upwardly therefrom. The strip may be mo... | 12/09/1980 |
| 4183172 | Toy with endless belt for conveying a doll or the like A toy for supporting and conveying a doll or the like utilizing a doll carrier member rotatably coupled to a link of a continuous endless belt disposed within a channel beneath a platform having a continuous slot for passage therethrough of a portion of t... | 01/15/1980 |
