Inventor

ZHANG WANYING

CN2 patents

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

QINGDAO HAIER AIR CONDITIONING ELECTRONIC CO LTD

1 patent

US11320185B2May 3, 2022

Defrosting control method for multi-split system

QINGDAO HAIER AIR CONDITIONING ELECTRONIC CO LTD0 citations47

TENCENT TECH SHENZHEN CO LTD

1 patent

US10057196B2Aug 21, 2018

Instant messaging interaction method, system, server, and storage medium

TENCENT TECH SHENZHEN CO LTD0 citations24