Inventor

WELCH SIAO-KUN WAN

US3 patents

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

PFIZER

1 patent

US7361357B2Apr 22, 2008

Safe mutant viral vaccines

PFIZER5 citations68

LUO YUGANG

1 patent

US9567375B2Feb 14, 2017

Chimeric pestiviruses

LUO YUGANG4 citations65

PHARMACIA & UPJOHN CO LLC

1 patent

US7754222B2Jul 13, 2010

Safe mutant viral vaccines

PHARMACIA & UPJOHN CO LLC0 citations46