Christian Holtgrewe

This inventor holds 7 USPTO granted patents and 3 published patent applications and 5 EPO patents. Top assignee: Henkel Ag & Company, Kgaa. Active years: 2019-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Christian Holtgrewe. Retrieved from https://idiyas.com/inventor/christian-holtgrewe

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

USPTO Granted Patents = 7 (Patent Applications = 3)

% Patents Active = 71.4

EPO Patents = 5 (Patent Applications = 13)

Average Co-Inventor Count = 4.3

ph-index = 1

Forward Citations = 1(Granted Patents)

Company Filing History:

7 out of 4,538

Henkel Ag & Company, Kgaa

patents

Years Active: 2019-2025

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12331226 - Polyurethane adhesive with semi-crystalline and highly crystalline polyesters (2025-06-17),

2. 12281244 - Bio-based reactive polyurethane hotmelt adhesives (2025-04-21),

3. 11566113 - Cured composition having high impact strength and temperature resistance, based on an epoxy resin and a polyisocyanate (2023-01-31),

4. 10787536 - Catalyst composition for curing resins containing epoxy groups (2020-09-29),

5. 10689476 - Oxazolidinone- and isocyanurate-crosslinked matrix for fiber-reinforced material (2020-06-23),

6. 10329465 - Epoxy resin composition (2019-06-25),

7. 10179832 - Storage stable heat activated quaternary ammonium catalysts for epoxy cure (2019-01-15),

Title: Christian Holtgrewe: Innovator in Polyurethane Adhesives

Introduction

Christian Holtgrewe is a notable inventor based in Duesseldorf, Germany. He has made significant contributions to the field of adhesive technology, particularly in the development of polyurethane adhesives. With a total of 7 patents to his name, Holtgrewe continues to push the boundaries of innovation in this area.

Latest Patents

Holtgrewe's latest patents include a groundbreaking polyurethane adhesive that incorporates semi-crystalline and highly crystalline polyesters. This invention not only details the production method but also highlights the adhesive's application in the manufacturing of electronic devices. Another notable patent is for bio-based reactive polyurethane hotmelt adhesives. This invention features a moisture-curable hotmelt adhesive composition that includes a variety of components, such as polyether and crystalline polyester, with an emphasis on using partially or completely bio-based materials.

Career Highlights

Christian Holtgrewe is currently employed at Henkel AG & Company, KGaA, a leading global company in adhesive technologies. His work at Henkel has allowed him to develop innovative solutions that meet the evolving needs of various industries.

Collaborations

Holtgrewe has collaborated with several talented individuals, including Thomas Bachon and Harald Kuester. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Christian Holtgrewe stands out as a prominent inventor in the field of polyurethane adhesives. His innovative patents and contributions to Henkel AG & Company, KGaA reflect his commitment to advancing adhesive technology.

Profile summary based on public USPTO records.