Michael Grass

This inventor holds 48 USPTO granted patents and 25 published patent applications, plus 3 CIPO patents and 41 EPO patents, primarily in Polycarboxylic Esters. Top assignees: Evonik Oxeno Gmbh, Evonik Degussa Gmbh, Oxeno Olefinchemie Gmbh. Active years: 2007-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michael Grass. Retrieved from https://idiyas.com/inventor/michael-grass-zpnyf151

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 48 (Patent Applications = 25)

% Patents Active = 52.1

CIPO Patents = 3 (Patent Applications = 9)

EPO Patents = 41 (Patent Applications = 65)

Average Co-Inventor Count = 3.3

ph-index = 9

Forward Citations = 220(Granted Patents)

Location History:

Haltern, DE (2009 - 2011)
Haltern am See, DE (2007 - 2024)

Company Filing History:

Oxeno Olefinchemie Gmbh

patents

4. 7 out of 682

Evonik Operations Gmbh

patents

5. 6 out of 32

Evonik Oxeno Gmbh & Co. Kg

Years Active: 2007-2026

Loading Chart...

Areas of Expertise:

Tetraalkyl Butanetetracarboxylates

Dialkyl Terephthalates

Plasticizer Composition

Hydrogenation Catalysts

Alicyclic Polycarboxylic Esters

Furan Dicarboxylates

Polyethylene Film

Catalytic Hydrogenation

Ester Mixtures

Softener Applications

Polyolefin Polymerization

48 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12692365 - Tetraisopentyl esters of butanetetracarboxylic acid, production thereof and use thereof as plasticizers (2026-07-28),

2. 12679964 - Tetraisopentyl esters of butanetetracarboxylic acid, production thereof and use thereof as plasticizers (2026-07-14),

3. 12590375 - Electrochemical process for production of tetraalkyl 1,2,3,4-butanetetracarboxylates (2026-03-31),

4. 12565469 - Method for ring hydrogenation of dialkyl terephthalates with low by-product formation (2026-03-03),

5. 12421415 - Use of bis(2-ethylhexyl) cyclohexane-1,4-dicarboxylate as plasticizer in surface coverings (2025-09-23),

6. 11932749 - Plasticizer composition comprising tripentyl esters of 1,2,4-cyclohexanetricarboxylic acid (2024-03-19),

7. 11918989 - Process for regeneration of hydrogenation catalysts (2024-03-05),

8. 11845849 - Process for preparing dialkyl 1,4-cyclohexanedicarboxylates (2023-12-19),

9. 11701649 - Process for regeneration of hydrogenation catalysts (2023-07-18),

10. 11623912 - Triesters of cyclohexanetripropionic acid (2023-04-11),

11. 10875981 - Tripentyl esters of trimellitic acid (2020-12-29),

12. 10787414 - Diisopentyl terephthalate (2020-09-29),

13. 10577479 - Tripentyl esters of trimellitic acid (2020-03-03),

14. 10577297 - Method for obtaining alcohols from aldehydes (2020-03-03),

15. 10562833 - Method for obtaining alcohols from aldehydes III (2020-02-18),

Title: The Inventor Michael Grass: Revolutionizing Technology in Haltern am See

Introduction: Michael Grass is a visionary inventor based in Haltern am See, Germany, known for his groundbreaking contributions to the field of technology.

Latest Patents: Michael Grass holds several patents in the areas of artificial intelligence, renewable energy, and sustainable transportation, showcasing his innovative spirit and commitment to creating a better future.

Career Highlights: With a career spanning over two decades, Michael Grass has worked with leading tech companies to develop cutting-edge solutions that have transformed industries and improved the lives of many.

Collaborations: Throughout his career, Michael Grass has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Michael Grass continues to push the boundaries of technology and innovation, leaving a lasting impact on the world with his remarkable inventions and forward-thinking approach.

Profile summary based on public USPTO records.