Inventor

WAN MINGMIN

CN4 patents

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

WUHU KING BULL INFORTEC PETROLEUM EQUIPMENT CO LTD

2 patents

US10323756B2Jun 18, 2019

Multi-way valve

WUHU KING BULL INFORTEC PETROLEUM EQUIPMENT CO LTD3 citations61

US10041599B2Aug 7, 2018

Multi-way valve and multi-way valve skid thereof

WUHU KING BULL INFORTEC PETROLEUM EQUIPMENT CO LTD0 citations35

KELAMAYI KING BULL INFORTEC PETROLEUM EQUIPMENT CO LTD

1 patent

US9958074B2May 1, 2018

Valve seat ring and multi-way valve having valve seat ring

KELAMAYI KING BULL INFORTEC PETROLEUM EQUIPMENT CO LTD7 citations74

WAN MINGMIN

1 patent

US8100143B2Jan 24, 2012

Multi-way valve with fan-shaped flow channel sealing pair

WAN MINGMIN8 citations73