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Inventor

Ying-Chu Hoh

Inventor
Taoyuan, TW

Overview

3→
Patents
1981–1993
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C22Bprimary
C22BProduction and refining of metals25%
Y02PClimate change mitigation technologies in the production or processing of goods25%
B01DSeparation13%
C01BNon-metallic elements13%
C01GCompounds containing metals not covered by subclasses c01d or c01f13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
5,188,736'Process for the separation and recovery of extractant from spent solvent'19934,352,786'Treatment of copper refinery anode slime'19824,293,332'Hydrometallurgical process for recovering precious metals from anode slime'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1993Patents assigned to INST NUCLEAR ENERGY RES (3)· patent assignee history
1981Based in Fonghua Village, TW· patent location history
1982Based in Lungtan, TW· patent location history
1993Based in Taoyuan, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
INST NUCLEAR ENERGY RES31981–1993
Locations
LocationPatentsSpan
Taoyuan, TW11993
Lungtan, TW11982
Fonghua Village, TW11981