Inventor

YI GUAN-JIUN

TW3 patents

⚠️ This page may combine multiple inventors who share the name “YI GUAN-JIUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MOSEL VITELIC INC

2 patents

US6020259AFeb 1, 2000

Method of forming a tungsten-plug contact for a semiconductor device

MOSEL VITELIC INC11 citations64

US5804091ASep 8, 1998

Method of preventing defects and particles produced after tungsten etch back

MOSEL VITELIC INC2 citations51

PROMOS TECHNOLOGIES INC

1 patent

US6736696B2May 18, 2004

Method of improving uniformity control on wafers during chemical mechanical polishing

PROMOS TECHNOLOGIES INC4 citations56