Daniel M. Meyer

Follow

Person

St. Louis County, MO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Holder for reading device for the visually impaired
- Patent number 5,729,283
- Issue date Mar 17, 1998
- Vision Technology, Inc.
- Daniel M. Meyer
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Hand-held reading device for the visually impaired
- Patent number 5,633,674
- Issue date May 27, 1997
- Vision Technology, Inc.
- James Trulaske
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS