P

Inventor

JIA RU

CN8 patents
⚠️ This page may combine multiple inventors who share the name “JIA RU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JIA RU

4 patents
USD994020SAug 1, 2023

Writing board

JIA RU22 citations91
USD970615SNov 22, 2022

Writing board

JIA RU25 citations91
USD986969SMay 23, 2023

Writing board

JIA RU6 citations82
USD970616SNov 22, 2022

Writing board

JIA RU14 citations82

UNIV CHINA MINING

2 patents
US10895120B2Jan 19, 2021

Mine drill, dust suction hood and dust removal device thereof

UNIV CHINA MINING0 citations47
US10816312B2Oct 27, 2020

Integrated hole sealing device for loosening blasting and water injection of underground deep hole

UNIV CHINA MINING0 citations36

ASYMCHEM LIFE SCIENCE TIANJIN CO LTD

1 patent
US12509708B2Dec 30, 2025

Lipase mutant and use thereof

ASYMCHEM LIFE SCIENCE TIANJIN CO LTD0 citations60

BEIJING SUMMER SPROUT TECH CO LTD

1 patent
US11950507B2Apr 2, 2024

Organic electroluminescence device

BEIJING SUMMER SPROUT TECH CO LTD0 citations50