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For the Inventor, By the Inventor

Rottenbach, Germany

Roland Rubner

USPTO Granted Patents = 28

Average Co-Inventor Count = 3.1

ph-index = 11

Forward Citations = 451(Granted Patents)


Location History:

  • Rottenbach near Forchheim, DE (1977)
  • Rottenbach u. Forchheim, DE (1977)
  • Rottenbach u Forchheim, DE (1978)
  • Rottenback, DE (1981)
  • Roettenbach, DE (1983)
  • Rottenbach, DE (1976 - 1986)
  • Lauf, DE (1992)

Company Filing History:

goldMedal28 out of 30,028 
 
Siemens Aktiengesellschaft
 patents

Years Active: 1976-1992

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28 patents (USPTO):Explore Patents
1. 5108860 - Electrophotographic recording material and method for the manufacture (1992-04-28),
2. 4619500 - Method for producing orientation layers for liquid crystal displays and (1986-10-28),
3. 4590103 - Method for the preparation of thin polyimide film (1986-05-20),
4. 4514043 - Method for the preparation of orientation layers for liquid crystal (1985-04-30),
5. 4469408 - Liquid-crystal display having orienting polymer with flexible bridges (1984-09-04),
6. 4446266 - N,N'-Bis-salicyloyl-hydrazine as a metal deactivator (1984-05-01),
7. 4405707 - Method of producing relief structures for integrated semiconductor (1983-09-20),
8. 4398009 - Polyoxazole precursor and the preparation thereof (1983-08-09),
9. 4397999 - Polyimidazole and polyimidazopyrrolone precursor stages and the (1983-08-09),
10. 4395482 - Method for the preparation of heat-resistant relief structures using (1983-07-26),
11. 4395481 - Method for the manufacture of resist structures (1983-07-26),
12. 4385165 - Polyimide, polyisoindoloquinazoline dione, polyoxazine dione and (1983-05-24),
13. 4371685 - Radiation-reactive precursor stages of highly heat-resistant polymers (1983-02-01),
14. 4366230 - Method for the preparation of highly heat-resistant relief structures (1982-12-28),
15. 4339521 - Heat resistant positive resists containing polyoxazoles (1982-07-13),

Title: The Innovative Contributions of Roland Rubner

Introduction

Roland Rubner is a prominent inventor based in Rottenbach, Germany, renowned for his significant contributions to the field of electrophotography and liquid crystal display technologies. With a remarkable portfolio of 28 patents, Rubner has made strides in advancing materials science and engineering, reflecting a deep commitment to innovation and practical applications.

Latest Patents

Among his latest patents is an invention concerning electrophotographic recording materials and methods for their manufacture. This patent describes a cutting-edge process in which an electrophotographic recording material is applied on a substrate—be it plate-shaped or drum-shaped—composed of superposed layers. Notably, the uppermost layer features amorphous, hydrogen-containing carbon deposited from a radio frequency-excited low-pressure plasma using gaseous hydrocarbons. This innovative layer demonstrates semiconducting and photoconductive properties, which are essential for its application in the photoconductive layer of electrophotographic materials.

Another significant patent from Rubner involves a novel method for producing orientation layers designed for liquid crystal displays. This process utilizes a solution of organic prepolymers applied to a transparent substrate, which is subsequently annealed and treated for orientation. The invention notably employs prepolymers such as polyoxazoles and polyimidazoles, showcasing a practical solution for enhancing the performance of glass-solder liquid crystal displays.

Career Highlights

Rubner has built an impressive career at Siemens Aktiengesellschaft, a leading global technology company. His work has not only contributed to Siemens' innovations but has also furthered advancements in industries relying on advanced display and electrophotography technologies. His commitment to research and development makes him a vital asset to the company and the field at large.

Collaborations

Throughout his career, Rubner has collaborated with esteemed colleagues, including Hellmut Ahne and Eberhard Kuhn. These partnerships have enabled the exchange of ideas and expertise, nurturing an environment of creativity that has driven many of his successful inventions.

Conclusion

Roland Rubner's contributions through his patents reflect a dedication to advancement in technology and materials science. With his continuous innovation in electrophotographic materials and liquid crystal displays, Rubner remains a significant figure in his industry, inspiring future innovations and supporting the evolution of technology in practical applications.

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