Inventor

ZHANG XIAN'AN

CN2 patents

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

HEWLETT PACKARD DEVELOPMENT CO

1 patent

US7692189B2Apr 6, 2010

Polarization-type molecular color switch

HEWLETT PACKARD DEVELOPMENT CO0 citations40

ZHENHAI PETROCHEMICAL JIANAN ENG CO LTD

1 patent

US9841240B2Dec 12, 2017

Heat exchanger

ZHENHAI PETROCHEMICAL JIANAN ENG CO LTD0 citations29