Inventor

SUN CHI SAN

TW2 patents

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

CPC CORP

1 patent

US7735550B2Jun 15, 2010

Throttle unit for dump bailer and method of blocking a water out zone in a production well utilizing the same

CPC CORP1 citations36

CPC CORP TAIWAN

1 patent

US7694737B2Apr 13, 2010

Method of blocking water-out zone in a gas well by dumping cement and injecting pressurizing gas

CPC CORP TAIWAN0 citations28