Hartmut Dropczynski

This inventor holds 17 USPTO granted patents. Top assignees: Jagenberg Aktiengesellschaft, Jagenberg Werke Ag, Jagenberg Papiertechnik Gmbh. Active years: 1980-1999.

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 7

Forward Citations = 147(Granted Patents)

Location History:

Konstrukteur, DE (1983)
Dusseldorf, DE (1984)
Dormagen, DE (1980 - 1999)

Company Filing History:

12 out of 112

Jagenberg Aktiengesellschaft

Jagenberg Papiertechnik Gmbh

patents

Years Active: 1980-1999

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5996926 - Winding apparatus with air-cushion roll support (1999-12-07),

2. 5855337 - Winding machine with support cylinders and air pressure relieved wind up (1999-01-05),

3. 5577684 - Winding machine with support cylinders (1996-11-26),

4. 5478026 - Winding machine with support cylinders (1995-12-26),

5. 5413656 - Method and device for exchanign windings rolls (1995-05-09),

6. 5273226 - Winding machine with support cylinders (1993-12-28),

7. 5222679 - Method of and apparatus for automatic replacement of a fully wound roll (1993-06-29),

8. 5067663 - Drum-type winder for winding webs of material (1991-11-26),

9. 5000395 - Apparatus for inserting a winding sleeve or core into a winding machine (1991-03-19),

10. 4974786 - Method and device for winding webs of material especially webs of paper (1990-12-04),

11. 4909454 - Apparatus for inserting a winding sleeve or core into a winding machine (1990-03-20),

12. 4726533 - Method of and apparatus for the automatic positioning of a web-winding (1988-02-23),

13. 4552316 - Method and apparatus for winding webs of cellulose (1985-11-12),

14. 4485979 - Device for shaftless winding machines (1984-12-04),

15. 4408727 - Method and apparatus for the automatic severing and reattachment of a web (1983-10-11),

Title: Hartmut Dropczynski - Innovative Inventor from Dormagen

Introduction: Hartmut Dropczynski is a renowned inventor hailing from Dormagen, Germany, known for his groundbreaking contributions to various fields.

Latest Patents: Hartmut Dropczynski holds several patents in the areas of chemical engineering, renewable energy, and sustainable technologies, showcasing his commitment to innovation.

Career Highlights: With a career spanning over two decades, Hartmut Dropczynski has worked with leading research institutions and companies, developing cutting-edge solutions that have had a significant impact on the industry.

Collaborations: Throughout his career, Hartmut Dropczynski has collaborated with top scientists, engineers, and inventors, fostering a culture of creativity and excellence in his projects.

Conclusion: Hartmut Dropczynski's passion for innovation and his dedication to pushing the boundaries of technology make him a standout figure in the world of inventors and innovators.