Inventor

Yu Shen

Inventor
Tainan, TW

Overview

5→
Patents
2006–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes10%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations10%
C07CAcyclic or carbocyclic compounds10%
C07DHeterocyclic compounds10%
H01LSemiconductor devices10%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1010%
A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents5%
B09BDisposal of solid waste not otherwise provided for5%
B09CReclamation of contaminated soil5%
C03BManufacture, shaping, or supplementary processes5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to TAI CHAN ENVIRONMENTAL TECHNOL (1)· patent assignee history
2006–2021Based in Tainan, TW· patent location history
2020Patents assigned to NANJING BIOENERGY MEDICINE SCIENCE & TECH CO LTD (1)· patent assignee history
2020Patents assigned to SHANGHAI BIOENERGY MEDICINE SCIENCE & TECH CO LTD (1)· patent assignee history
2020Based in Shanghai, CN· patent location history
2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAIWAN SEMICONDUCTOR MFG CO LTD22021
NANJING BIOENERGY MEDICINE SCIENCE & TECH CO LTD12020
SHANGHAI BIOENERGY MEDICINE SCIENCE & TECH CO LTD12020
TAI CHAN ENVIRONMENTAL TECHNOL12006
Locations
LocationPatentsSpan
Tainan, TW32006–2021
Shanghai, CN22020