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

Serva Group — 8 Patents

Rank (All Time): #65,239 of 106,120Top 65%
6 inventors
8 Patents All Time

Top Inventors at Serva Group All Time

Showing 1–6 of 6 inventors

RankNamePatents
1 Thomas E. Allen 4
2 Bill Ladd 2
2 Carl Stephen Lammons 2
2 Johnnie B. Maschek, Jr. 2
2 Tang Jun 2
2 Wang Cheng Cai 2