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 |
| 6312775 | Opaque silica glass article having transparent portion and process for producing same An opaque silica glass article comprising a transparent portion and an opaque portion, wherein the opaque portion has an apparent density of 1.70-2.15 g/cm3 and contains 5×104 -5×106 bubbles per cm3, said bubb... | 11/06/2001 |
| 6133178 | High purity transparent silica glass A high-purity transparent silica glass containing Fe, Na and K impurities each in an amount of 0.01-0.3 ppm, and an OH group in an amount of 0-3 ppm; among the Fe impurities, the content of metallic Fe having a valency of +0 being not larger than 0.1 ppm.... | 10/17/2000 |
| 5665133 | Process for production of pure transparent quartz Pure transparent quartz glass is provided by molding powdery amorphous silica into an article, converting the molded powdery amorphous silica into crystalline silica of high-temperature type cristobalite structure, and then fusing the crystalline silica, ... | 09/09/1997 |
| 5585173 | High-purity, opaque quartz glass, method for producing same and use thereof The high-purity, opaque quartz glass containing 3×106 -9×106 of closed cells having an average size of 20-40 μm per 1 cm3, a ratio of closed cells having sizes of 100 μm or more to the whole of cells being 1% or less, ... | 12/17/1996 |
| 5376767 | Plasma torch and an apparatus for producing fused silica using plasma arc electrodes An apparatus for producing fused silica includes at least one anodic plasma arc electrode and at least one cathodic plasma arc electrode adjustably arranged with respect to one another so that the plasma arcs formed thereby couple together to form a plasm... | 12/27/1994 |
| 5256855 | Silica production Method for the production of fused silica in which a particulate silica feedstock material is passed from a silica feed tube through or near a plasma arc coupling zone in which at least two plasma arcs of opposite polarity are coupled, thereby raising the... | 10/26/1993 |
| 4937709 | Back lighting device for a liquid crystal panel A back lighting device for a liquid crystal display has a light scattering coating in the form of dots covering the light emitting surface of a photo-conductive plate. The coating covers 3-50% of the surface nearest an end thereof adjacent a linear light ... | 06/26/1990 |
| 4924357 | Light source unit for a business machine A light transmitting rod (22) on an end surface of which is disposed a reflecting mirror (26) and on the other end surface of which is mounted a lamp (44) as a light source for emitting light into the light transmitting rod (22) is attached to a base (12)... | 05/08/1990 |
