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USPTO Patent Rankings Data through Dec 31, 2025
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Chien-Da Chen — 3 Patents

DEDelta Electronics: 2 patents #901 of 2,746Top 35%
DADiscovision Associates: 1 patents #88 of 136Top 65%
Danei, TW: #243 of 1,188 inventorsTop 25%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Chien-Da Chen has been granted 3 US patents while listed as an inventor at Delta Electronics. The first was granted in 2005 and the most recent in November 2024. Chien-Da Chen ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Chien-Da Chen in Danei, TW.

Patents per Year

Patents granted per year, 2005 to 2024Bar chart with a peak of 1 patents in 2005.peak 12005: 1 patents20052023: 1 patents20232024: 1 patents2024

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12155328 Multi-axis servo control system I-Hsuan Tsai, Chia-Hua Lee, Ching-Wei Huang 2024-11-26
11637471 Rotary electric machine and assembling method thereof Shiun-Yi Lin, Ken-Yao Chuang 2023-04-25
6842407 Method and apparatus for tracking servo system Chin-Shiong Tsai, Meng-Chang Lin 2005-01-11

Frequent Collaborators

I-Hsuan Tsai1 shared
Chin-Shiong Tsai1 shared
Ken-Yao Chuang1 shared
Chia-Hua Lee1 shared
Shiun-Yi Lin1 shared
Meng-Chang Lin1 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3