Trademarks = 4

Forward Citations = 95

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8 inventors (with patents filed for the assignee):

Peter Felgentreu (2 out of 5 patents)

Walter Jozat (2 out of 10 patents)

Wolfgang Witz (1 out of 6 patents)

4. Bernd Bastiansen (1 out of 8 patents)

5. Steffen Wunsche (1 out of 3 patents)

6. Rostislav Cuhel (1 out of 1 patent)

7. Jose Navarro (1 out of 1 patent)

8. Frederick Hadtke (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. D395672 - Ink stylus pen (1998-06-30),

2. 5662513 - Brassiere strap fastener and method using same (1997-09-02),

3. D369830 - Tubular pen (1996-05-14),

4. 5420615 - Unitary body plotter pen (1995-05-30),

5. 5336007 - Plotter pen with indicator circuit (1994-08-09),

6. 5172995 - Plotter pen with coaxial reservoir (1992-12-22),

7. 5067839 - Stylo pen tip and auxiliary removing tool (1991-11-26),

8. 5052841 - Stylo pen tip (1991-10-01),

Company Overview

Koh-i-noor Inc. is a leading provider of high-quality art supplies, including pencils, paints, and drawing tools. With a history dating back to 1790, Koh-i-noor has a strong reputation for excellence and innovation in the art community. Their products are used by artists, designers, and students around the world. Visit their website to explore their wide range of art supplies and accessories.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#106 in Hamburg

#4,421 in Germany

Hamburg, Germany

Koh-I-Noor Inc.

Forward Citations = 95

8 inventors:

Peter Felgentreu (2 out of 5 patents)

Walter Jozat (2 out of 10 patents)

Wolfgang Witz (1 out of 6 patents)

4. Bernd Bastiansen (1 out of 8 patents)

5. Steffen Wunsche (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Koh-I-Noor Inc.. Retrieved from https://idiyas.com/company/koh-i-noor

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

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]