Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Styrochem Delaware — 6 Patents

Rank (All Time): #85,982 of 105,732Top 85%
5 inventors
6 Patents All Time

Patents per Year

Patents granted per year, 2001 to 2004Bar chart with a peak of 3 patents in 2002.peak 32001: 1 patents20012002: 3 patents20022003: 1 patents20032004: 1 patents2004

Top Inventors at Styrochem Delaware All Time

Showing 1–5 of 5 inventors

RankNamePatents
1 Fred Sonnenberg 5
2 Richard A. Schwarz 3
3 Tom Johansson 1
3 Vesselin D. Miladinov 1
3 Kyosti Matti Taristo 1