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

Zelacolor Systems Establishment — 6 Patents

Rank (All Time): #88,496 of 105,732Top 85%
1 inventors
6 Patents All Time

Patents per Year

Patents granted per year, 1980 to 1985Bar chart with a peak of 3 patents in 1980.peak 31980: 3 patents19801981: 1 patents19811982: 1 patents19821985: 1 patents1985

Top Inventors at Zelacolor Systems Establishment All Time

Showing 1–1 of 1 inventors

RankNamePatents
1 Emile A. H. Guillaume 6