Inventor

Teh-An Hsu

Inventor
Golden, CO, US

Overview

5→
Patents
1981–2021
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.

C08Hprimary
C08HDerivatives of natural macromolecular compounds23%
C13KSaccharides obtained from natural sources or by hydrolysis of naturally occurring disaccharides, oligosaccharides or polysaccharides23%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials23%
C12NMicroorganisms or enzymes8%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture8%
C12YEnzymes8%
G09GArrangements or circuits for control of indicating devices using static means to present variable information8%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to PURDUE RESEARCH FOUNDATION (1)· patent assignee history
1981Based in Honolulu, HI, US· patent location history
1995–1998Patents assigned to MIDWEST RESEARCH INST (3)· patent assignee history
1995–1998Based in Golden, CO, US· patent location history
2021Patents assigned to REALTEK SEMICONDUCTOR CORP (1)· patent assignee history
2021Based in Taipei, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MIDWEST RESEARCH INST31995–1998
PURDUE RESEARCH FOUNDATION11981
REALTEK SEMICONDUCTOR CORP12021
Locations
LocationPatentsSpan
Golden, CO, US31995–1998
Taipei, TW12021
Honolulu, HI, US11981