Constant J Geenen

Title: The Innovations of Constant J Geenen

Introduction

Constant J Geenen is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of display technology, particularly in color display tubes. With a total of 3 patents to his name, Geenen's work has had a lasting impact on the industry.

Latest Patents

Among his latest patents is a color display tube of the 'in-line' type, which features a shadow mask designed to produce generally elliptical equitransmission factor curves. Another notable invention is a method of optically projecting a pattern of substantially circular, where a window part for a color CRT is coated with a photosensitive layer. This layer is exposed through the apertures of a shadow mask to a rotating light source, with the direction of greatest light intensity directed to the center of rotation.

Career Highlights

Geenen has spent a significant portion of his career at U.S. Philips Corporation, where he has been able to apply his innovative ideas and technical expertise. His work has contributed to advancements in display technology, enhancing the quality and performance of color display tubes.

Collaborations

Throughout his career, Geenen has collaborated with esteemed colleagues such as Johannes C Van Nes and Leonardus A Elshof. These partnerships have fostered a creative environment that has led to groundbreaking innovations in the field.

Conclusion

Constant J Geenen's contributions to display technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in color display technology.