Inventor

JIAO YUNFENG

CN4 patents

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

DUPONT POLYMERS INC

1 patent

US11688526B2Jun 27, 2023

Electrically conductive polyester compositions

DUPONT POLYMERS INC0 citations52

WUXI SHENNAN CIRCUITS CO LTD

1 patent

US11770902B2Sep 26, 2023

Circuit board, preparation method thereof, and electronic device

WUXI SHENNAN CIRCUITS CO LTD0 citations51

CELANESE POLYMERS HOLDING INC

1 patent

US12247123B2Mar 11, 2025

Polymeric compositions with high dielectric constant and low dielectric loss

CELANESE POLYMERS HOLDING INC0 citations49

BEIJING XIAOMI MOBILE SOFTWARE CO LTD

1 patent

US12108233B2Oct 1, 2024

Loudspeaker and electronic apparatus

BEIJING XIAOMI MOBILE SOFTWARE CO LTD0 citations47