Inventor
ZHANG JINQIANG
CN10 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG JINQIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICHVIEW ELECTRONICS CO LTD
6 patentsUS10321581B2Jun 11, 2019
Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor
RICHVIEW ELECTRONICS CO LTD4 citations81
US11917768B2Feb 27, 2024
Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor
RICHVIEW ELECTRONICS CO LTD0 citations59
US11266027B2Mar 1, 2022
Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor
RICHVIEW ELECTRONICS CO LTD0 citations59
US11032915B2Jun 8, 2021
Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor
RICHVIEW ELECTRONICS CO LTD0 citations59
US10757821B2Aug 25, 2020
Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor
RICHVIEW ELECTRONICS CO LTD0 citations49
US10757820B2Aug 25, 2020
Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor
RICHVIEW ELECTRONICS CO LTD0 citations49