Location History:
- Evergreen, CO (US) (2003 - 2017)
- Lakeville, MN (US) (2008 - 2017)
Company Filing History:
5 out of 7 
3 out of 3 
1 out of 1 Years Active: 2003-2017
Title: David H Stark: Innovator in Secure Payment Systems and Insulating Glass Technology
Introduction
David H Stark is a notable inventor based in Evergreen, CO (US), recognized for his contributions to secure electronic payment systems and advanced insulating glass technologies. With a total of 17 patents to his name, Stark has made significant strides in enhancing security and efficiency in financial transactions and building materials.
Latest Patents
Stark's latest innovations include a secure electronic cash-less payment system designed to facilitate safe financial transactions at vending machines and other unattended points of sale. This system employs encapsulated card readers that provide end-to-end encryption capabilities, ensuring that transaction data is securely transmitted to a transaction host or server. Additionally, his technology incorporates pre-authorization transaction data checking, which maintains account numbers in a secure encrypted format, further enhancing security. Stark's inventions also feature protection mechanisms that guard against equipment tampering and provide visual indications to customers regarding the system's security.
Another significant patent involves edge seal assemblies for hermetic insulating glass units and vacuum insulating glass units. This method of manufacturing involves creating a cavity between two lites of glass, which are encircled with a one-piece band. Spacers made from a metal solder alloy or other reflowable materials are inserted between the band and the perimeter edges of the lites. The assembly is then heated in an evacuated environment, causing the spacers to melt and hermetically bond to the lites, ensuring a high-quality seal.
Career Highlights
Throughout his career, Stark has worked with various companies, including Eversealed Windows, Inc. His work has significantly impacted the fields of secure payment systems and insulating glass technology, showcasing his innovative spirit and dedication to improving existing systems.
Collaborations
Stark has collaborated with notable individuals such as Mary Stark and Kenneth J Bettger, contributing to the development of his groundbreaking technologies.
Conclusion
David H Stark's innovative contributions to secure payment systems and insulating glass technology highlight his role as a leading inventor in these fields. His patents reflect a commitment to enhancing security and efficiency, making a lasting impact on the industries he serves.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.