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

Won Chul Do — 67 Patents

ATAmkor Technology: 43 patents #9 of 595Top 2%
APAmkor Technology Singapore Holding Pte.: 22 patents #2 of 289Top 1%
Seoul, KR: #555 of 39,741 inventorsTop 2%
Overall (All Time): #31,718 of 4,157,543Top 1%
67 Patents All Time
Won Chul Do has been granted 67 US patents while listed as an inventor at Amkor Technology. The first was granted in 2006 and the most recent in December 2025. Won Chul Do ranks #31,718 of 4,157,543 US inventors in our database (top 0.76%). Patent records list Won Chul Do in Seoul, KR.

Patents per Year

Patents granted per year, 2006 to 2025Bar chart with a peak of 7 patents in 2015.peak 72006: 2 patents20062013: 5 patents2014: 2 patents20142015: 7 patents2016: 6 patents20162017: 5 patents2018: 6 patents20182019: 7 patents2020: 4 patents20202021: 5 patents2022: 3 patents20222023: 6 patents2024: 6 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–25 of 67 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12500199 Semiconductor device and manufacturing method thereof Jae Hun Bae, Min-Joon Yoo, Yong-Tea Kim, Min-Wen Chang, Dorothy Kim +2 more 2025-12-16
12444690 Semiconductor devices and methods of manufacturing semiconductor devices Jin Young Khim, Sang-Hyeob Lee, Ji-Hye Yi, Ji Yeon Ryu 2025-10-14
12388018 Device chip scale package including a protective layer and method of manufacturing a device chip scale package Tae Ki Kim, Jae Beom Shim, Seung Nam Son 2025-08-12
12136565 Semiconductor device package and manufacturing method thereof Michael Kelly, Ronald Patrick Huemoeller, David Jon Hiner 2024-11-05 $64,796,000
12080682 Semiconductor devices and methods of manufacturing semiconductor devices Yi Seul Han, Tae Yong Lee, Ji Yeon Ryu, Jin Young Khim, Shaun Bowers +1 more 2024-09-03 $75,852,000
12033970 Semiconductor device and manufacturing method thereof Jae Hun Bae, Min Yoo, Young Rae Kim, Min Hwa Chang, Dong Hyun Kim +2 more 2024-07-09 $29,982,000
11990411 Device chip scale package including a protective layer Tae Ki Kim, Jae Beom Shim, Seung Nam Son 2024-05-21 $35,467,000
11948808 Semiconductor device and manufacturing method thereof Dong Jin Kim, Jin Han Kim, Jae Hun Bae, Won Myoung Ki, Dong Hoon Han +6 more 2024-04-02 $32,299,000
11881458 Semiconductor devices and methods of manufacturing semiconductor devices Jin Young Khim, Sang Hyoun Lee, Ji Hun Yi, Ji Yeon Ryu 2024-01-23 $34,018,000
11848310 Semiconductor device and method of manufacturing thereof Won Geol Lee, Ji Hun Yi 2023-12-19 $23,258,000
11715699 Semiconductor devices and methods of manufacturing semiconductor devices Jin Young Khim, Sang Hyoun Lee, Ji Hun Yi, Ji Yeon Ryu 2023-08-01 $19,653,000
11694906 Semiconductor devices and methods of manufacturing semiconductor devices Jae Yoon Kim, Ji Hun Lee, Suresh Jayaraman, David Jon Hiner, Jin Young Khim +2 more 2023-07-04
11676941 Semiconductor package and fabricating method thereof David Jon Hiner, Michael Kelly, Ronald Patrick Huemoeller, In Su Mok, Sang Hyoun Lee +1 more 2023-06-13 $26,566,000
11574890 Semiconductor devices and methods of manufacturing semiconductor devices Yi Seul Han, Tae Yong Lee, Ji Yeon Ryu, Jin Young Khim, Shaun Bowers +1 more 2023-02-07
11562964 Semiconductor devices and methods of manufacturing semiconductor devices Jin Young Khim, Sang Hyoun Lee, Ji Hun Yi, Ji Yeon Ryu 2023-01-24 $34,073,000
11527496 Semiconductor device comprising semiconductor die and interposer and manufacturing method thereof Jong Sik Paek, Doo Hyun Park, Eun Ho Park, Sung Jae Oh 2022-12-13 $58,946,000
11501978 Semiconductor device and manufacturing method thereof Doo Hyun Park, Jong Sik Paek, Ji Hun Lee, Seong Min Seo 2022-11-15 $68,455,000
11424155 Semiconductor device package and manufacturing method thereof Michael Kelly, Ronald Patrick Huemoeller, David Jon Hiner 2022-08-23 $25,735,000
11195726 Semiconductor device and manufacturing method thereof Dong Jin Kim, Jin Han Kim, Jae Hun Bae, Won Myoung Ki, Dong Hoon Han +6 more 2021-12-07 $62,334,000
11081470 Semiconductor device and method of manufacturing thereof Won Geol Lee, Ji Hun Yi 2021-08-03 $37,240,000
11043458 Method of manufacturing an electronic device comprising a conductive pad on a protruding-through electrode Yong Jae Ko 2021-06-22 $33,830,000
11018107 Semiconductor device Jae Hun Bae, Min Yoo, Young Rae Kim, Min Hwa Chang, Dong Hyun Kim +2 more 2021-05-25 $12,414,000
10985031 Semiconductor device and manufacturing method thereof Doo Hyun Park, Jong Sik Paek, Ji Hun Lee, Seong Min Seo 2021-04-20 $33,983,000
10867956 Method of manufacturing a semiconductor device Jin-Hee Park 2020-12-15 $23,744,000
10714378 Semiconductor device package and manufacturing method thereof Michael Kelly, Ronald Patrick Huemoeller, David Jon Hiner 2020-07-14 $22,363,000