Inventor

MA RUIFANG

CN3 patents

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

ERICSSON TELEFON AB L M

1 patent

US12562775B2Feb 24, 2026

Method and apparatus for facilitating antenna calibration

ERICSSON TELEFON AB L M0 citations59

LEEDARSON LIGHTING CO LTD

1 patent

US10186793B2Jan 22, 2019

Light cap electrical connection structure

LEEDARSON LIGHTING CO LTD1 citations59

XIAMEN LEEDARSON LIGHTING GROUP CO LTD

1 patent

US9966718B2May 8, 2018

Bulb apparatus

XIAMEN LEEDARSON LIGHTING GROUP CO LTD1 citations42