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

Dhc Specialty — 7 Patents

Rank (All Time): #71,576 of 105,732Top 70%
6 inventors
7 Patents All Time

Patents per Year

Patents granted per year, 2001 to 2022Bar chart with a peak of 1 patents in 2001.peak 12001: 1 patents20012002: 1 patents20022007: 1 patents20072011: 1 patents20112016: 1 patents20162019: 1 patents20192022: 1 patents2022

Top Inventors at Dhc Specialty All Time

Showing 1–6 of 6 inventors

RankNamePatents
1 Hsien-Fang Sheng 3
2 Henry Cho 1
2 Pai-Yuan Ho 1
2 Shyan-Fang Sheng 1
2 Yao-Lin Cho 1
2 Yu-Chieh Cho 1