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For the Inventor, By the Inventor

Eindhoven, Netherlands

Hendrik J Joormann

USPTO Granted Patents = 10

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 95(Granted Patents)


Company Filing History:

goldMedal10 out of 14,087 
 
U.S. Philips Corporation
 patents

Years Active: 1982-1988

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10 patents (USPTO):Explore Patents
1. 4751148 - Luminescent aluminoborate glass and luminescent screen provided with (1988-06-14),
2. 4609582 - Dielectric glass in multilayer circuits and thick-film circuits (1986-09-02),
3. 4573762 - Germanium-free optical fibers having large numerical apertures (1986-03-04),
4. 4459510 - Lamp having a glass lamp vessel and Glass (Na-Ca-Ba-SiO.sub.2 with (1984-07-10),
5. 4439529 - Glass and glass objects (1984-03-27),
6. 4439008 - Optical fiber of the graded index type and method of producing same (1984-03-27),
7. 4436381 - Precision pressed glass object (1984-03-13),
8. 4435200 - Method of preparing precision pressed glass object (1984-03-06),
9. 4392167 - Magnetic head, method of producing the magnetic head (1983-07-05),
10. 4348484 - Precision pressed glass object, glass, method of preparing glass (1982-09-07),

Title: The Innovative Contributions of Hendrik J Joormann

Introduction

Hendrik J Joormann is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of luminescent materials and dielectric glasses. With a total of 10 patents to his name, Joormann's work has had a considerable impact on various technological applications.

Latest Patents

Among his latest patents, Joormann has developed luminescent aluminoborate glass and a luminescent screen that utilizes this innovative glass. The glass is activated by one or more rare earth metals and features a matrix comprising 5 to 65 mol. % of alkaline earth metal oxides, 20 to 85 mol. % of B.sub.2 O.sub.3 and/or SiO.sub.2, and 1 to 35 mol. % of Al.sub.2 O.sub.3. This luminescent glass exhibits high conversion efficiencies and is particularly effective in luminescent screens for discharge lamps and cathode-ray tubes. Additionally, he has created a dielectric glass suitable for multilayer circuits, which is free from micropores and ideal for conductor patterns containing silver.

Career Highlights

Joormann is currently associated with U.S. Philips Corporation, where he continues to innovate and develop new materials. His work has been instrumental in advancing the technology behind luminescent screens and dielectric glasses.

Collaborations

Throughout his career, Joormann has collaborated with notable colleagues, including Hendrik Verweij and Jan Haisma. These collaborations have further enriched his research and development efforts.

Conclusion

Hendrik J Joormann's contributions to the fields of luminescent materials and dielectric glasses highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to enhancing the efficiency and effectiveness of various applications in the industry.

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