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

Andy Chuang — 10 Patents

UMUnited Microelectronics: 9 patents #637 of 4,560Top 15%
Applied Materials: 1 patents #4,824 of 7,310Top 70%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Andy Chuang has been granted 10 US patents while listed as an inventor at United Microelectronics. The first was granted in 1998 and the most recent in May 2022. Andy Chuang ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Andy Chuang in Taipei, CA, TW.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11328900 Plasma ignition circuit Teryl Pratt, Rongping Wang, Guomin Mao 2022-05-10 $45,778,000
6320254 Plug structure Fu-Tai Liou 2001-11-20 $781,000
6180515 Method of fabricating self-align contact window with silicon nitride side wall 2001-01-30 $2,214,000
6153479 Method of fabricating shallow trench isolation structures Wei-Wu Liao, Chien-Li Kuo 2000-11-28 $1,080,000
6093609 Method for forming semiconductor device with common gate, source and well 2000-07-25
6054362 Method of patterning dummy layer 2000-04-25
6008080 Method of making a low power SRAM Tzong-Shien Wu, Sun-Chieh Chien 1999-12-28
5962342 Adjustable method for eliminating trench top corners Tzung-Han Lee 1999-10-05
5936279 Method of fabricating self-align contact window with silicon nitride side wall 1999-08-10
5814553 Method of fabricating self-align contact window with silicon nitride side wall Tzong-Shien Wu 1998-09-29