Keld Johansen

This inventor holds 19 USPTO granted patents and 8 published patent applications, plus 6 CIPO patents and 15 EPO patents, primarily in Exhaust Gas Purification. Top assignees: Haldor Topsoe A/s, Umicore Ag & Co Kg, Ecospray Technologies S.r.l.. Active years: 1991-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keld Johansen. Retrieved from https://idiyas.com/inventor/keld-johansen

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

USPTO Granted Patents = 19 (Patent Applications = 8)

% Patents Active = 78.9

CIPO Patents = 6 (Patent Applications = 2)

EPO Patents = 15 (Patent Applications = 22)

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 32(Granted Patents)

Company Filing History:

Ecospray Technologies S.r.l.

where one patent can have more than one assignee

Years Active: 1991-2020

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Areas of Expertise:

Particulate Matter

Noxious Compounds

Catalysed Monolith

Exhaust Gas

Diesel Engine

Catalyst Production

Sulphur Removal

Superconducting Products

Engine Emissions

Purification Process

Heavy Metals

Alumina

19 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10577999 - System for the removal of particulate matter and noxious compounds from engine exhaust gas (2020-03-03),

2. 10570802 - System for the removal of particulate matter and noxious compounds from engine exhaust gas (2020-02-25),

3. 10525503 - Method for the preparation of a catalysed monolith (2020-01-07),

4. 10443478 - System for the removal of particulate matter and noxious compounds from engine exhaust gas (2019-10-15),

5. 10286360 - Method for cleaning process off- or engine exhaust gas (2019-05-14),

6. 9562451 - Method and system for the removal of particulate matter soot, ash and heavy metals from engine exhaust gas (2017-02-07),

7. 9346018 - Method for the preparation of a catalysed particulate filter and catalysed particulate filter (2016-05-24),

8. 9339844 - Method for the preparation of a catalysed particulate filter and catalysed particulate filter (2016-05-17),

9. 9073047 - Method for the preparation of a catalysed particulate filter and catalysed particulate filter (2015-07-07),

10. 8997465 - Method for purification of exhaust gas from a diesel engine (2015-04-07),

11. 8603941 - Method and apparatus for the purification of exhaust gas from a compression ignition engine (2013-12-10),

12. 8431099 - Process and apparatus for purification of an exhaust gas from an internal combustion engine (2013-04-30),

13. 8127535 - Method and system for purification of exhaust gas from diesel engines (2012-03-06),

14. 7569197 - Process for purification of sulphur-containing exhaust gas (2009-08-04),

15. 6875723 - Process for the production of iron oxide containing catalysts (2005-04-05),

Title: Pioneering Inventor: Keld Johansen's Innovation Journey

Introduction:

Keld Johansen, a renowned inventor hailing from Frederikssund, DK, is a visionary in the realm of technology. With a total of 19 patents under his belt, his dedication to pushing the boundaries of innovation has left a lasting impact on the industry.

Latest Patents:

Among his latest patents is a groundbreaking "System for the removal of particulate matter and noxious compounds from engine exhaust gas." This system showcases Johansen's expertise in addressing environmental challenges and optimizing engine performance through advanced catalytic technologies.

Career Highlights:

Having worked at prestigious companies like Haldor Topsoe A/S and Umicore AG & Co. KG, Johansen has garnered invaluable experience in the field of technology and catalysis. His innovative solutions have revolutionized the way we approach emissions control and sustainable engineering practices.

Collaborations:

Throughout his career, Johansen has collaborated with industry experts such as Ton V W Janssens and Bent Sarup. These partnerships have not only led to successful projects but have also fostered a culture of knowledge-sharing and creativity within the technological landscape.

Conclusion:

In conclusion, Keld Johansen's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a pioneering inventor in the world of technology. His remarkable contributions continue to inspire future generations of inventors to think outside the box and create a better tomorrow for us all.

Profile summary based on public USPTO records.