Paul L. Pryor

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Dayton, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Map and calculator device
- Patent number 5,902,113
- Issue date May 11, 1999
- Pryor; C. Robert
- Paul L. Pryor
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Bearing arrangement having magnetic attraction between sliders and...
- Patent number 5,380,095
- Issue date Jan 10, 1995
- Paul L. Pryor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Locating system for maps and other diagrams and displays
- Patent number 4,898,537
- Issue date Feb 6, 1990
- Paul L. Pryor
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Contrast control for lens
- Patent number 4,816,876
- Issue date Mar 28, 1989
- Paul L. Pryor
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multichannel masking camera and projector
- Patent number 4,422,753
- Issue date Dec 27, 1983
- Paul L. Pryor
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY