Company Filing History:

5 out of 10,754

Basf Aktiengesellschaft

Basf Farben and Fasern Ag

Fasern Aktiengesellschaft

patent

6. 1 out of 1

Lacke & Farben Aktiengesellschaft

patent

where one patent can have more than one assignee

Years Active: 1980-1998

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5753028 - Ferriferous bismuth vanadate pigments (1998-05-19),

2. 5536309 - Bismuth vanadate pigments (1996-07-16),

3. 5273577 - Bismuth phosphovanadate pigments (1993-12-28),

4. 4851049 - Thermostable bismuth vanadate/molybdate pigments (1989-07-25),

5. 4844741 - Thermostable rutile mixed phase pigments (1989-07-04),

6. 4530725 - Preparation of thermally stable lead chromate pigments (1985-07-23),

7. 4466867 - Production of blue iron hexacyanoferrate-III pigments (1984-08-21),

8. 4451339 - Preparation of blue iron hexacyanoferrate-III pigments, and the pigments (1984-05-29),

9. 4226634 - Process for preparing pigment compositions (1980-10-07),

Title: Helmut Knittel: Innovator in Pigment Technology

Introduction

Helmut Knittel is a notable inventor based in Ludwigsburg, Germany. He has made significant contributions to the field of pigment technology, particularly with his work on bismuth vanadate pigments. With a total of 9 patents to his name, Knittel has established himself as a key figure in the industry.

Latest Patents

Among his latest patents, Knittel has developed innovative ferriferous bismuth vanadate pigments. These pigments are known for their vibrant colors and stability, making them valuable in various applications.

Career Highlights

Throughout his career, Knittel has worked with prominent companies such as BASF Aktiengesellschaft and BASF Lacke+farben AG. His experience in these organizations has allowed him to refine his expertise in pigment development and application.

Collaborations

Knittel has collaborated with notable colleagues, including Henning Wienand and Egon Liedek. These partnerships have contributed to the advancement of his research and the successful development of new pigment technologies.

Conclusion

Helmut Knittel's work in pigment technology has had a lasting impact on the industry. His innovative patents and collaborations highlight his dedication to advancing the field.

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