18 Utility Patents
#363 in Chicago, IL
#3,500 in Illinois
#98,664 in US
#195,277 in the World
Forward Citations = 274
Company Filing History:
The C.p. Hall Company
Cph Innovations Corporation

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#363 in Chicago, IL
#3,500 in Illinois
#98,664 in US
#195,277 in the World
Company Filing History:

Get your Inventor Badge Today