Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RM

Robert Marchant — 2 Patents

KGKüster Holding Gmbh: 1 patents #6 of 22Top 30%
HEHercules: 1 patents #688 of 725Top 95%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert Marchant has been granted 2 US patents while listed as an inventor at Hercules. The first was granted in 2003 and the most recent in October 2019. Robert Marchant ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Marchant in Dudley, TX, GB.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10427504 Electrically switchable motor-vehicle glazing Stefan Mueller, Andreas Schmidt 2019-10-01
6620769 Environmentally acceptable fluid polymer suspension for oil field services Herbert Juppe, Mohand Melbouci 2003-09-16 $10,230,000