LexDanaLexDanabeta
Inventor

Howard Chou

Inventor
Shanghai, CN

Overview

2→
Patents
2005–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C12Nprimary
C12NMicroorganisms or enzymes25%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture25%
C12YEnzymes25%
F21VFunctional features or details of lighting devices or systems thereof25%
PatentTitleYear
10,982,241Long-chain dibasic acid with low content of monobasic acid impurity and the production method thereof20216,851,836'Collapsible lampshade'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005Based in Huntington Beach, CA, US· patent location history
2021Patents assigned to CATHAY BIOTECH INC (1)· patent assignee history
2021Patents assigned to CIBT AMERICA INC (1)· patent assignee history
2021Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CATHAY BIOTECH INC12021
CIBT AMERICA INC12021
Locations
LocationPatentsSpan
Shanghai, CN12021
Huntington Beach, California, US12005