Debora M Litwiller

Title: Debora M. Litwiller and Secure Copier Technology

Introduction

Debora M. Litwiller is an inventor associated with Eastman Kodak Company in Greece, New York. Her patent work includes a secure copier designed to help control the reproduction of confidential documents.

Latest Patents

Litwiller is credited with 1 patent, titled “Secure Copier and Method of Reproduction.” The invention describes a copier that detects metal in documents, including metal-containing toner used to mark confidential materials. A user identification system can restrict copying of those documents to authorized users, while nonconfidential documents can be copied without identification.

The copier is designed to work with high-speed document feeders without pausing to reposition its detection coil. It can reproduce confidential documents using metal-containing toner and nonconfidential documents using toner without metal. The system can also add metal-containing toner to a reproduction to make the resulting document detectable as confidential.

Career Highlights

Litwiller’s listed patent reflects work on document security and controlled reproduction. The invention combines document sensing, user identification, and toner selection to support different copying rules for confidential and nonconfidential materials.

Collaborations

The patent information lists Calviin E. Harris and Matthew J. Russel as coworkers associated with Litwiller’s work. The invention is connected with Eastman Kodak Company.

Conclusion

Debora M. Litwiller’s patent describes a secure copying system that identifies confidential documents and applies appropriate access and reproduction controls.