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

Lectret S. A. — 7 Patents

Rank (All Time): #76,382 of 105,732Top 75%
3 inventors
7 Patents All Time

Patents per Year

Patents granted per year, 1981 to 1993Bar chart with a peak of 2 patents in 1984.peak 21981: 1 patents19811982: 1 patents19821984: 2 patents19841988: 1 patents19881991: 1 patents19911993: 1 patents1993

Top Inventors at Lectret S. A. All Time

Showing 1–3 of 3 inventors

RankNamePatents
1 Preston V. Murphy 6
2 Kurt Hubschi 2
3 Chung Hang Ling 1