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

Prexco Co. — 11 Patents

Rank (All Time): #51,529 of 105,732Top 50%
7 inventors
11 Patents All Time

Patents per Year

Patents granted per year, 2012 to 2019Bar chart with a peak of 3 patents in 2012.peak 32012: 3 patents20122013: 1 patents20132014: 1 patents20142015: 1 patents20152016: 1 patents20162017: 2 patents20172019: 2 patents2019

Top Inventors at Prexco Co. All Time

Showing 1–7 of 7 inventors

RankNamePatents
1 In-Sung Song 6
2 Se-Bum Choi 2
2 Yong Yeon Kim 2
#4 Cho Seung Hee 1
#4 Jae-Chul Jin 1
#4 Seung Hee Cho 1
#4 Song In-Sung 1