David D Feenstra

Title: David D Feenstra: Innovator in Xerographic Technology

Introduction

David D Feenstra is a notable inventor based in Larimer County, Colorado. He has made significant contributions to the field of xerographic technology, particularly with his innovative methods for improving the efficiency of developer stations in reproduction devices. His work has been recognized through the granting of a patent, showcasing his expertise and creativity in this specialized area.

Latest Patents

David D Feenstra holds a patent for a "Method and apparatus for in situ purging a xerographic developer." This invention addresses the need for a more efficient way to purge used developer mix from the developer station of a xerographic reproduction device. The method allows for the replacement of the developer mix without disturbing its operative position within the device. The new mix is shipped in a sealed bag, protected by a unique, throw-away, rigid, corrugated paperboard outer package. This innovative approach simplifies the process of maintaining the developer station, enhancing the overall functionality of xerographic devices.

Career Highlights

Feenstra's career is marked by his association with the International Business Machines Corporation (IBM), where he has contributed to various projects and innovations. His work has not only advanced the technology used in xerographic reproduction but has also set a standard for future developments in the field. With a focus on practical solutions, Feenstra has demonstrated a commitment to improving the efficiency and effectiveness of xerographic systems.

Collaborations

Throughout his career, David D Feenstra has collaborated with talented individuals such as Robert L Fey and Cheryl A Goin. These partnerships have fostered an environment of innovation and creativity, leading to advancements in technology and the successful development of new ideas.

Conclusion

David D Feenstra's contributions to xerographic technology exemplify the impact of innovative thinking in the field of inventions. His patent for improving developer station efficiency highlights his dedication to enhancing the functionality of reproduction devices. Through his work at IBM and collaborations with fellow inventors, Feenstra continues to influence the landscape of xerographic technology.