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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Shulman; Burt
Address:
Beacon, NY
No. of patents:
2
Patents:












Patent Number Title Of Patent Date Issued
6043732 Vacuum activated switch and container March 28, 2000
A vacuum activated switch for use in or with a drinking container and straw. The switch includes a flexible membrane, a traveling contact which rests on the flexible membrane, and a fixed contact which is mounted on an integrated circuit board. Suction upon the straw creates a partial va
5446343 Anti-flicker night light August 29, 1995
A capacitive element is introduced in series with the gate of a switching element in an automatic turn on/off circuit which automatically provides artificial light depending on the ambient light incident on a photo sensitive element of the circuit wherein the capacitive element holds an










 
 
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