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

Contour Optik — 34 Patents

Rank (All Time): #18,246 of 105,732Top 20%
15 inventors
34 Patents All Time

Patents per Year

Patents granted per year, 1999 to 2021Bar chart with a peak of 5 patents in 2002.peak 51999: 4 patents19992000: 3 patents2001: 1 patents20012002: 5 patents2003: 2 patents20032004: 4 patents2005: 5 patents20052006: 1 patents2007: 2 patents20072008: 2 patents2009: 1 patents20092010: 1 patents2016: 1 patents20162017: 1 patents2021: 1 patents2021

Top Inventors at Contour Optik All Time

Showing 1–15 of 15 inventors

RankNamePatents
1 David Chao 29
2 Chien-Ho Lin 5
3 Richard Chao 4
#4 Hsien-Tsung Chang 2
#4 Pin-Yu Chou 2
#4 Yung-Chang Chang 2
#4 Yu-Shun Lee 2
#8 Chang Yung Chang 1
#8 Chi-Pei Cheng 1
#8 George Wen-Hsi Chao 1
#8 Ming-Che Wu 1
#8 Ruey-Hong Hung 1
#8 Shui-Hua Kuo 1
#8 Wei-Lien Huang 1
#8 Yeou-Soon Lee 1