Inventor

WU ZHIMIN

CN7 patents

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

BAOTOU TIANHE MAGNETICS TECH CO LTD

2 patents

US11657960B2May 23, 2023

Sintered body, sintered permanent magnet and preparation methods thereof

BAOTOU TIANHE MAGNETICS TECH CO LTD0 citations46

US11532412B2Dec 20, 2022

Samarium-cobalt magnets and method for preparing the same

BAOTOU TIANHE MAGNETICS TECH CO LTD0 citations44

BROWN & WILLIAMSON TOBACCO CORP

1 patent

US6129087AOct 10, 2000

Reduced ignition propensity smoking articles

BROWN & WILLIAMSON TOBACCO CORP90 citations93

EVONIK SPECIALTY CHEMICALS SHANGHAI CO LTD

1 patent

US11498026B2Nov 15, 2022

Process and apparatus for separating gases

EVONIK SPECIALTY CHEMICALS SHANGHAI CO LTD11 citations75

KINGCLEAN ELECTRIC CO LTD

1 patent

US12290221B2May 6, 2025

Cleaning systems and self-cleaning methods for cleaning devices

KINGCLEAN ELECTRIC CO LTD1 citations56

CHANGXIN MEMORY TECH INC

1 patent

US12374550B2Jul 29, 2025

Photomask assembly, patterned mask and method for forming the same, and method for forming active region

CHANGXIN MEMORY TECH INC0 citations43

XIONG WEIPING

1 patent

US9006562B2Apr 14, 2015

High-concentration solar cell chip

XIONG WEIPING1 citations39