Inventor

YU SHIJUN

CN5 patents

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

Zhejiang sanhua rotary valve co ltd

1 patent

US9958082B2May 1, 2018

Rotation type flow path switching valve

Zhejiang sanhua rotary valve co ltd13 citations74

AUTEL INTELLIGENT TECHNOLOGY CO LTD

1 patent

US9198206B2Nov 24, 2015

Automatic connection method and apparatus between an automobile diagnostic device and a VCI device

AUTEL INTELLIGENT TECHNOLOGY CO LTD13 citations74

SHANGHAI GOLDAIR ELECTRIC SYSTEM CO LTD

1 patent

US10330359B2Jun 25, 2019

Rotary four-way reversing valve with low pressure drop and low leakage

SHANGHAI GOLDAIR ELECTRIC SYSTEM CO LTD1 citations51

UNIV CHUZHOU

1 patent

US12290544B1May 6, 2025

Essential oil of stems and leaves of Chuzhou chrysanthemum and application thereof

UNIV CHUZHOU0 citations30

YU SHIJUN

1 patent

US9022352B2May 5, 2015

Hard seal plug valve

YU SHIJUN0 citations29