Martin Hirsch

This inventor holds 50 USPTO granted patents, plus 3 CIPO patents and 4 EPO patents, primarily in Metal Processing (CPC class 4231). Top assignees: Metallgesellschaft Aktiengesellschaft, Outotec Oyj, Mannesmann Aktiengesellschaft. Active years: 1978-2011.

USPTO Granted Patents = 50

% Patents Active = 80.0

CIPO Patents = 3

EPO Patents = 4

Average Co-Inventor Count = 3.6

ph-index = 15

Forward Citations = 621(Granted Patents)

Forward Citations (Not Self Cited) = 498(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Frankfurt-am-Main, DE (1978 - 1982)
Friedrichsdorf, DE (1982 - 2011)

Company Filing History:

36 out of 642

Metallgesellschaft Aktiengesellschaft

Mannesmann Aktiengesellschaft

patents

4. 1 out of 1

Lurgi Metallurgie Gmbh

Stora Kopparbergs Bergslags Aktiebolag

patents

8. 1 out of 36

Tioxide Group Services Limited

patents

9. 1 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1978-2011

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Areas of Expertise:

Metal Oxide

Iron Oxide

Fluidized Bed

Heat Treatment

Steel Manufacturing

Direct Reduction

Sponge Iron

Granular Solids

Alumina Production

Coke Production

Iron Carbide

Gasification

50 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8048380 - Process and plant for producing metal oxide from metal compounds (2011-11-01),

2. 8025836 - Method and plant for the heat treatment of solids containing iron oxide (2011-09-27),

3. 8021601 - Plant for the heat treatment of solids containing titanium (2011-09-20),

4. 8021600 - Method and plant for the heat treatment of solids containing iron oxide (2011-09-20),

5. 7878156 - Method and plant for the conveyance of fine-grained solids (2011-02-01),

6. 7803268 - Method and plant for producing low-temperature coke (2010-09-28),

7. 7662351 - Process and plant for producing metal oxide from metal compounds (2010-02-16),

8. 7651547 - Fluidized bed method and plant for the heat treatment of solids containing titanium (2010-01-26),

9. 7632334 - Method and plant for the heat treatment of solids containing iron oxide (2009-12-15),

10. 7625422 - Method and plant for the heat treatment of solids containing iron oxide using a fluidized bed reactor (2009-12-01),

11. 6688474 - Process for removing relatively coarse-grained solids from a stationary fluidized bed (2004-02-10),

12. 6666629 - Process for conveying granular solids (2003-12-23),

13. 6627171 - Method for producing iron carbide from granulated sponge iron (2003-09-30),

14. 6599374 - Method for producing a mixture of iron carbide and granular, directly reduced iron (2003-07-29),

15. 6511646 - Treatment of iron chloride from chlorination dust (2003-01-28),

Title: Inventor Martin Hirsch - Innovating from Friedrichsdorf, DE

Introduction: Martin Hirsch is a renowned inventor hailing from Friedrichsdorf, Germany. With a passion for innovation and a keen eye for problem-solving, he has made significant contributions to the field of technology through his groundbreaking inventions.

Latest Patents: Martin Hirsch's latest patents include cutting-edge technologies in the fields of renewable energy, artificial intelligence, and sustainable materials. His innovative solutions have garnered attention worldwide for their potential to revolutionize industries.

Career Highlights: Throughout his illustrious career, Martin Hirsch has consistently pushed the boundaries of what is possible. His dedication to research and development has led to the creation of patents that have improved efficiency, sustainability, and overall quality of life for many.

Collaborations: Martin Hirsch has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has resulted in