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USPTO Patent Rankings Data through Dec 31, 2025
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Ching-Shan Lu — 15 Patents

AEAnpec Electronics: 7 patents #26 of 139Top 20%
TSMC: 7 patents #3,492 of 12,232Top 30%
ITITRI: 1 patents #5,197 of 9,619Top 55%
Tainan, TW: #422 of 4,566 inventorsTop 10%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Ching-Shan Lu has been granted 15 US patents while listed as an inventor at Anpec Electronics. The first was granted in 2003 and the most recent in February 2022. Ching-Shan Lu ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Ching-Shan Lu in Tainan, TW.

Patents per Year

Patents granted per year, 2003 to 2022Bar chart with a peak of 3 patents in 2005.peak 32003: 1 patents20032004: 2 patents2005: 3 patents20052006: 1 patents2011: 2 patents20112012: 1 patents2013: 1 patents20132014: 1 patents2017: 1 patents20172021: 1 patents2022: 1 patents2022

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11258381 Driving circuit for single phase motor and driving method for the same Kun-Min Chen 2022-02-22
11088639 Motor driving device and method thereof Kun-Min Chen, Shih-Hai Chien 2021-08-10
9774283 Motor driving circuit and method Kun-Min Chen, Ching-Sheng Li, Ming-Jung Tsai 2017-09-26
8624539 Start-up circuit and motor driving IC Ying-Chen Lin, Kun-Min Chen, Ching-Sheng Li, Chia-Tai Yang 2014-01-07
8519802 Pulse width modulation driving IC and pulse width modulation output signal generating method Chia-Tai Yang, Yi-Cheng Liu, Ching-Sheng Li, Kun-Min Chen 2013-08-27
8093678 Semiconductor device and method of fabricating the same Feng-Liang Lai, Shean-Ren Horng 2012-01-10 $9,154,000
8080955 Driving method and related driving device for a motor Kun-Min Chen, Ming-Jung Tsai, Sung-Ming Lai, Ching-Sheng Li 2011-12-20
8063601 Motor driving circuit for adjusting speed of a motor by changing an output voltage Ke Chen, Ching-Sheng Li, Kun-Min Chen, Shen-Min Lo 2011-11-22
7089677 Method for calibrating alignment mark positions on substrates Chien-Yao Kao, Fu-Su Lee 2006-08-15 $4,173,000
6954715 System and method for equipment malfunction detection and diagnosis — 2005-10-11 $6,196,000
6941187 Multiple discharge-servo curve control method and device for an electrical discharge machine Yung-Feng Nien 2005-09-06
6927076 Method for recovering a plasma process Shi-Rong Chen, Yu Fang 2005-08-09 $2,982,000
6777251 Metrology for monitoring a rapid thermal annealing process Fu-Su Lee, Wei-Ming You, Jih-Churng Twu, Yu-Chien Hsiao 2004-08-17 $2,717,000
6740196 RTA chamber with in situ reflective index monitor Fu-Su Lee, Juin-Jie Chang 2004-05-25 $7,575,000
6642128 Method for high temperature oxidations to prevent oxide edge peeling Kuo-Bin Huang, Jih-Churng Twu 2003-11-04 $7,463,000

Frequent Collaborators

Kun-Min Chen7 shared
Ching-Sheng Li5 shared
Fu-Su Lee3 shared
Ming-Jung Tsai2 shared
Chia-Tai Yang2 shared
Jih-Churng Twu2 shared

Nearby-Ranked Inventors

Naoya Kasahara15
Aaron Larry Snyder15
Avishay Meron15
Stuart Hatfield15
Satoshi KUNIYASU15
Ashton Mason15
Theodore Yuchiang Cheng15
Richard Sharbaugh15
Rajen Bhatt15