My Startups

Dr. Phil• Engineer• Inventor• Entrepreneur• Teacher

Young Professor

• Columbus Public Schools• Ohio State University

– Engineering Physics– Electrical Engineering– Nuclear Engineering– Professor, Nuclear and

Mechanical Engineering– Research in medical

imaging systems

OSU Medical Imaging Patents

U.S. Patent No. Issue Date Title Inventors

4,047,037 Sep 1977 Gamma ray camera for nuclear medicine Schlosser and Steidley

4,055,765 Oct 1977 Solid state gamma camera system Gerber and Miller

4,055,766 Oct 1977 Control system for gamma camera Miller and Gerber

4,061,919 Dec 1977 Gamma camera system Miller and Gerber

4,292,645 Sep 1981 Semiconductor gamma ray camera Schlosser and Miller

4,411,059 Oct 1983 Semiconductor gamma ray camera Schlosser and Miller

Research in Medical Imaging Systems

Alan Kay and the

Dynabook

How do you make a transparent digitizer?

• Resolution 0.001"

• Accuracy +/- 0.005"

• Speed 1,000 points/s

• Extremely rugged

• Cheap!!!

How do you make a transparent digitizer?

First ideas

𝑥=𝑉 (𝑥) ∙𝐿

𝑉 𝐷𝐶

First ideas

𝑥=𝑉 (𝑥) ∙𝐿

𝑉 𝐴𝐶

Patents

Early Product

Early Product

Scriptel PatentsComputer Graphics Patents

U.S. Patent No. Issue Date Title Inventors

4,456,787 Jun 1984 Electrographic system and method Schlosser and Quayle

4,523,654 Jun 1985 Electrographic system Quayle and Schlosser

4,600,807 Jul 1986 Electrographic apparatus Kable and Schlosser

4,649,232 Feb 1987 Electrographic apparatus Nakamura and Kable

4,650,926 Mar 1987 Electrographic system and method Nakamura and Kable

4,665,283 May 1987 Electrographic apparatus Kable and Schlosser

4,678,869 Jul 1987 Position responsive electrographic system Kable and Schlosser

4,695,680 Sep 1987 Stylus for electrographic applications Kable and Schlosser

4,707,572 Nov 1987 Tracer for electrographic surfaces Kable and Schlosser

4,853,493 Aug 1989 Electrographic apparatus Schlosser and Kable

Chief Inventor

Products

Products

The Apple Newton

POS signature capture terminals

Signature Capture

Electronic digitizer / pen / touch systems

Scriptel Today

State of the Art

Scriptel Today

Questions ?