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Inventor

HONGZHANG CAO

Inventor
CN

Overview

1→
Patents
2024
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

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

C07Fprimary
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium25%
C08JWorking-up25%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients25%
C08LCompositions of macromolecular compounds25%
PatentTitleYear
12,122,894Use of rare earth amino acid complex, polylactic acid composition and preparation method thereof2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024Patents assigned to BAOTOU RES INST RARE EARTHS (1)· patent assignee history
2024Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAOTOU RES INST RARE EARTHS12024
Locations
LocationPatentsSpan
CN12024