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Inventor

Re-Fang Liang

Inventor
Yantai, CN

Overview

2→
Patents
1995–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes33%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations33%
B23HWorking of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a tool33%
PatentTitleYear
11,110,094Risperidone sustained release microsphere composition20215,393,947'Method and device for controlling a wire cut electric discharging machine'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Patents assigned to IND TECH RES INST (1)· patent assignee history
1995Based in Hsinchu, TW· patent location history
2021Patents assigned to NANJING LUYE PHARMACEUTICAL CO LTD (1)· patent assignee history
2021Patents assigned to Shandong luye pharmaceutical co ltd (1)· patent assignee history
2021Based in Yantai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IND TECH RES INST11995
NANJING LUYE PHARMACEUTICAL CO LTD12021
Shandong luye pharmaceutical co ltd12021
Locations
LocationPatentsSpan
Yantai, CN12021
Hsinchu, TW11995