Inventor

Yung C. Hsu

Inventor

Chesterfield, MO, US

Overview

1990–2021

Patent span

Performing operations

Primary field (CPC B)

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

B01Dprimary

B01DSeparation15%

B01FMixing, e.g. dissolving, emulsifying or dispersing8%

C02FTreatment of water, waste water, sewage, or sludge8%

E02BHydraulic engineering8%

E03FSewers8%

F16LPipes8%

F28FDetails of heat-exchange and heat-transfer apparatus, of general application8%

F28GCleaning of internal or external surfaces of heat-exchange or heat-transfer conduits, e.g. water tubes or boilers8%

H01JElectric discharge tubes or discharge lamps8%

H01LSemiconductor devices8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to MONSANTO CO (2)· patent assignee history

1990Based in Chesterfield, MO, US· patent location history

1998Based in Taipei, TW· patent location history

2020Patents assigned to HOPE TECH CO LTD (1)· patent assignee history

2020Patents assigned to HSU YUNG CHIEN (1)· patent assignee history

2020Based in New Taipei, TW· patent location history

2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (1)· patent assignee history

2021Based in Changhua County, TW· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MONSANTO CO	2	1990
HOPE TECH CO LTD	1	2020
HSU YUNG CHIENself	1	2020
TAIWAN SEMICONDUCTOR MFG CO LTD	1	2021

Locations