Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 6890117 | Writing pen that calculates body mass index A writing instrument that includes tables and operational elements for calculating the Body Mass Index (BMI) of a person. In general, the BMI of a person is calculated based on the weight and height of the person. The present invention is a writing instrument which ... | 05/10/2005 |
| 5028764 | Calculating instrument and method therefor A calculator for doing multiplication having an integral ball point pen. The calculator includes a ball point pen, an inner cylinder fixedly connected to the ball point pen, and an outer cylinder angularly displaceable relative to the inner cylinder. The ... | 07/02/1991 |
| 4369358 | Table correlating device for scuba divers An apparatus used to correlate and selectively read information from tables dealing with the extent of nitrogen absorption in a scuba diver's body. Tables containing information relating to the amount of time a diver spends at various depths, decompressio... | 01/18/1983 |
| 4217696 | Time-distance calculator A device for measuring linear or curvilinear map distance and determining the rate or time of travel represented by such distance. The device includes an elongate, hollow body having a slot extending along a portion of its length, an indicator shiftable a... | 08/19/1980 |
