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For the Inventor, By the Inventor

Rheinfelden, Switzerland

Niklaus Buhler

USPTO Granted Patents = 16

Average Co-Inventor Count = 3.1

ph-index = 6

Forward Citations = 138(Granted Patents)


Location History:

  • Rheinfelden, CH (1979 - 1986)
  • Marly, CH (1985 - 1990)

Company Filing History:

goldMedal16 out of 6,850 
 
Ciba-geigy Corporation
 patents

Years Active: 1979-1990

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16 patents (USPTO):Explore Patents
1. 4962012 - Process for producing photographic relief images using (1990-10-09),
2. 4910121 - Photopolymerizable composition containing metallocenes (1990-03-20),
3. 4619838 - Process for the deposition of metals on semiconductor powders (1986-10-28),
4. 4590287 - Fluorinated titanocenes and photopolymerizable composition containing (1986-05-20),
5. 4559237 - Process for the deposition of metals on semiconductor powders (1985-12-17),
6. 4548891 - Photopolymerizable compositions containing prepolymers with olefin (1985-10-22),
7. 4484992 - Process for the production of hydrogen by means of heterogeneous (1984-11-27),
8. 4361576 - Cyclobutanedicarboxylic acid imides, and compositions for their use as (1982-11-30),
9. 4349565 - Cyclobutanedicarboxisoimides and use thereof as fungicides (1982-09-14),
10. 4349564 - Use of 1,2-dimethyl-3-fluoro-, 1-methyl-3,3-difluoro-, and (1982-09-14),
11. 4304919 - Process for the production of asymmetrical thioindigo compounds (1981-12-08),
12. 4260545 - N-Substituted halogenomethyleneindoxyls (1981-04-07),
13. 4260544 - Halogenomethylene-indoxyls (1981-04-07),
14. 4185110 - Certain benzofuryl or benzothienyl-2-glyoxylic acid compounds (1980-01-22),
15. 4154743 - 3-Oxobenzofuranyl-2-idenyl, haloacetic acids (1979-05-15),

Title: The Innovative Contributions of Niklaus Buhler

Introduction

Niklaus Buhler is a prominent inventor based in Rheinfelden, Switzerland. He has made significant contributions to the field of photopolymerization, holding a total of 16 patents. His work has advanced the understanding and application of photoinitiators in various substrates.

Latest Patents

Buhler's latest patents focus on a process for producing photographic relief images using Titanocenes containing π-cyclopentadienyl ligands. These ligands are characterized by the attachment of one or two carbocyclic or heterocyclic aromatic rings to the metal atom. Notably, these aromatic rings are substituted by fluorine in at least one of the two ortho-positions relative to the metal-carbon bonds. The resulting photoinitiators are distinguished by their high sensitivity, stability to air and heat, and effectiveness across a range from UV light to visible light.

Career Highlights

Niklaus Buhler has had a successful career at Ciba-Geigy Corporation, where he has been instrumental in developing innovative materials and processes. His expertise in photopolymerization has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Buhler has collaborated with notable colleagues, including Hans H Bosshard and Martin Riediker. These collaborations have further enhanced his contributions to the field.

Conclusion

Niklaus Buhler's work in photopolymerization and his numerous patents reflect his dedication to innovation in the field. His contributions continue to influence the development of advanced materials and processes.

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