Inventor

WANG ZHENGYIN

CA4 patents

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

KRIOUTCHKOV SERGUEI I

1 patent

US8659293B2Feb 25, 2014

Multi-phase metering device for oilfield applications

KRIOUTCHKOV SERGUEI I11 citations76

PERM INSTR INC

1 patent

US9804108B2Oct 31, 2017

Multi-phase metering device for oilfield applications

PERM INSTR INC2 citations67

YOPOINT SMART RETAIL TECH LTD

1 patent

USD915512SApr 6, 2021

Vending machine

YOPOINT SMART RETAIL TECH LTD3 citations66

NUREVA INC

1 patent

US12356146B2Jul 8, 2025

System for dynamically determining the location of and calibration of spatially placed transducers for the purpose of forming a single physical microphone array

NUREVA INC1 citations55