Bizarre Patents
A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 5205825 | Insertable element for preventing reuse of plastic syringes A locking device is capable of being retrofitted by insertion into a standard plastic syringe. The syringe is of the type having a cylindrical inner wall made of plastic material, a closed, distal end, and an open, proximal end for movement of a plunger t... | 04/27/1993 |
| 5193215 | Location signalling device for automatically placing a radio distress call A location signalling device sends a radio distress call giving the precise location coordinates of a person in distress automatically once it is activated without the need for anyone to operate an associated radio transmitter. The device includes a micro... | 03/09/1993 |
| 5175684 | Automatic text translation and routing system A machine translation system includes an automatic routing system for automatically translating input text of a source language and sending output text of a selected target language to an addressee, in response to designations of the addressee, the target... | 12/29/1992 |
| 5169715 | High gloss base paper The base paper, according to the invention, comprises at least on one face: a first coat or base coat of a conventional coating slip applied at the rate of 3 to 25 g/m2, at least one superposed coat, applied at the rate of 1 to 10 g/m2, and containing conventi... | 12/08/1992 |
| 5166668 | Wireless pen-type input device for use with a computer A wireless input device for computer comprises a pen-type input device having a source of light capable of transmitting pulses. Two light receiving elements are provided and these light receiving element are disposed for detecting an incident angle of lig... | 11/24/1992 |
| 5125037 | Procedure for monitoring printing quality The invention concerns a procedure for controlling the quality of printing, wherein measuring marks (11, 12, 13 and 14) are placed on the printing base, such as a paper web, beside and/or among the actual printing are employed. A lighting unit (1) and an ... | 06/23/1992 |
| 5089781 | Electromagnetic conductivity meter and a conductivity measuring method An electromagnetic conductivity meter comprises a core; a primary coil wound around the core; an alternating power source for applying an alternating voltage having a given frequency to the primary coil to excite the core; a tube wound around the core thr... | 02/18/1992 |
| 5070757 | Electronic tone generator An electronic tone generator in which a plurality of types of scale data and tone-length data are stored in an associative arrangement at predetermined addresses in a single storage device. The plurality of types of scale data read from the single storage... | 12/10/1991 |
| 5061732 | Porcupine-proof resin formulation and method Based upon the discovery thata porcupine attack of wood structures is due to the presence of sodium in the conventional resin used in the wood structures, the invention provides for replacing the base used in wood processing with potassium hydroxide or am... | 10/29/1991 |
| 5003702 | Master gear turning assembly A master gear turning assembly for a gear checking system of the slide type has a master gear on an arbor engaged wtih a workpiece gear and formed with off-center drive holes, a mounting cap with drive pins engaged in the off-center drive holes, and a dev... | 04/02/1991 |
| 4863013 | Conformal protective spectacle receptacle A lightweight washable reversible conformal spectacle receptacle which increases any primary dimension of the spectacles by no more than the thickness of the material is provided. The receptacle can comprise an envelope of woven material and can include a... | 09/05/1989 |
