Henk Koppelmans has been granted 2 US patents while listed as an inventor at Fluke. The first was granted in 2023 and the most recent in July 2025. Henk Koppelmans ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Henk Koppelmans in Uden, NL.