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Philip C. Raistrick
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Normal, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Auxiliary prescription label
Patent number
9,463,901
Issue date
Oct 11, 2016
En-Vision America, Inc.
David Raistrick
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Apparatus and method for information challenged persons to determin...
Patent number
6,877,658
Issue date
Apr 12, 2005
En-Vision America, Inc.
David Raistrick
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hand held scanner for the visually impaired
Patent number
5,971,279
Issue date
Oct 26, 1999
En-Vision America, Inc.
David B. Raistrick
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
AUXILIARY PRESCRIPTION LABEL
Publication number
20150021223
Publication date
Jan 22, 2015
En-Vision America, Inc.
David Raistrick
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Apparatus and method for information challenged persons to determin...
Publication number
20030189089
Publication date
Oct 9, 2003
David Raistrick
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE