Inventor

LIU HONGWEN

CN5 patents

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

ELECTRIC POWER RES INSTITUTE OF YUNNAN POWER GRID CO LTD

2 patents

US12438373B2Oct 7, 2025

System and method for unbalanced current adjustment from capacity enhancement and split-phase output of distribution transformer

ELECTRIC POWER RES INSTITUTE OF YUNNAN POWER GRID CO LTD0 citations36

US12237663B2Feb 25, 2025

Line protection method and related apparatus for flexible grounding system of power distribution network

ELECTRIC POWER RES INSTITUTE OF YUNNAN POWER GRID CO LTD0 citations33

YANGTZE MEMORY TECH CO LTD

1 patent

US12597480B2Apr 7, 2026

Memory device, and memory system and operation method thereof

YANGTZE MEMORY TECH CO LTD0 citations50

LINCANG POWER SUPPLY BUREAU YUNNAN POWER GRID CO LTD

1 patent

US11366163B2Jun 21, 2022

Solid testing platform and method for function testing of intelligent phase-change switch

LINCANG POWER SUPPLY BUREAU YUNNAN POWER GRID CO LTD0 citations40

NIPPON STEEL CHEMICAL CO

1 patent

US7605279B2Oct 20, 2009

Process for producing alicyclic oxetane compound

NIPPON STEEL CHEMICAL CO0 citations36