DM

Douglas James Malcolm

SL Sumida Electric (H.K.) Company Limited: 2 patents #1 of 4Top 25%
SU Sumida: 1 patents #11 of 24Top 50%
📍 Hong Kong, IL: #1 of 1 inventorsTop 100%
Overall (2017): #80,495 of 506,227Top 20%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9818534 Electronic component having air-core coil Shinichi Sakamoto 2017-11-14
9773607 Coil with variable inner diameter and electronic module made from the coil Hongnian Zhang, Yanfei Liu 2017-09-26
9691537 Power supply module Yanfei Liu, Guoping Zhang 2017-06-27