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USPTO Patent Rankings Data through Dec 31, 2025
OT

O&G Technologies — 13 Patents

Rank (All Time): #44,878 of 106,120Top 45%
8 inventors
13 Patents All Time

Top Inventors at O&G Technologies All Time

Showing 1–8 of 8 inventors

RankNamePatents
1 Tzyy-Shuh Chang 12
2 Hsun-Hau Huang 9
3 Daniel Gutchess 4
#4 Chang-Hung Lin 2
#5 Changhung Lin 1
#5 Hossam Elbadawy 1
#5 Kazuomi Tomita 1
#5 Ryuichi Seki 1