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Inventor

Linzheng Li

Inventor
Zhengzhou, CN

Overview

1→
Patents
2018
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A23Lprimary
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for33%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments33%
G01NInvestigating or analysing materials by determining their chemical or physical properties33%
PatentTitleYear
9,921,198'Method to determine the crocetin and its derivative amounts and the derivative composition from gardenia yellow'2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018Patents assigned to HENAN ZHONGDA BIOLOGICAL ENG CO LTD (1)· patent assignee history
2018Based in Zhengzhou, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HENAN ZHONGDA BIOLOGICAL ENG CO LTD12018
Locations
LocationPatentsSpan
Zhengzhou, CN12018