Company Filing History:

15 out of 1,473

Agfa-gevaert Ag

patents

2 out of 21

Agfa-gevaert Aktiengesellshcaft

patents

1 out of 12,157

Bayer Aktiengesellschaft

patents

Years Active: 1983-1995

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5427904 - Process for the preparation of silver halide emulsions (1995-06-27),

2. 5407789 - Photographic recording material (1995-04-18),

3. 5374505 - Color photographic recording material for the production of color images (1994-12-20),

4. 5158864 - Color photographic material (1992-10-27),

5. 5089381 - Silver halide recording material (1992-02-18),

6. 5006457 - Photographic recording material (1991-04-09),

7. 5006440 - Process for stabilizing photographic silver images (1991-04-09),

8. 4985351 - Photographic recording material (1991-01-15),

9. 4906557 - Photographic recording material and process for the production of (1990-03-06),

10. 4894324 - Hardeners for proteins, a layer of binder hardened therewith and a (1990-01-16),

11. 4840871 - Color photographic heat development process (1989-06-20),

12. 4833070 - Color photographic recording material containing a yellow DIR coupler (1989-05-23),

13. 4760015 - Stabilization of a photographically produced silver image using an (1988-07-26),

14. 4689286 - Color photographic recording material developable by heat treatment (1987-08-25),

15. 4543308 - Photographic recording process (1985-09-24),

Title: The Innovative Contributions of Hans Hlschlager

Introduction

Hans Hlschlager is a notable inventor based in Bergisch Gladbach, Germany. He has made significant contributions to the field of photographic technology, holding a total of 18 patents. His work has advanced the understanding and application of silver halide emulsions, which are crucial in photographic processes.

Latest Patents

Among his latest patents is a process for the preparation of silver halide emulsions. This innovative method improves the sensitivity and grain ratio of emulsions containing silver iodide. Another significant patent involves a photographic recording material that features a light-sensitive silver halide emulsion layer on a transparent support. This material is characterized by the inclusion of specific compounds that enhance its performance.

Career Highlights

Hlschlager has had a distinguished career, working with prominent companies such as Agfa-Gevaert AG and Agfa-Gevaert Aktiengesellschaft. His expertise in photographic materials has positioned him as a key figure in the industry, contributing to advancements that have shaped modern photography.

Collaborations

Throughout his career, Hlschlager has collaborated with notable colleagues, including Heinrich Odenwalder and Reinhart Matejec. These partnerships have fostered innovation and have been instrumental in the development of new technologies in the field.

Conclusion

Hans Hlschlager's contributions to photographic technology through his patents and collaborations have left a lasting impact on the industry. His innovative spirit continues to inspire advancements in photographic materials and processes.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.