Inventor

Chunxia ZHANG

Inventor

Overview

6→

Patents

2021–2026

Patent span

Chemistry

Primary field (CPC C)

Patents· 6 as inventor

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes13%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations13%

C07BGeneral methods of organic chemistry9%

C21DModifying the physical structure of ferrous metals9%

C22CAlloys9%

G01NInvestigating or analysing materials by determining their chemical or physical properties9%

A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for4%

A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation4%

B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels4%

B23PMetal-working not otherwise provided for4%

PatentTitleYear

12,516,393High strength, high-temperature corrosion resistant martensitic stainless steel and manufacturing method therefor2026 12,428,3982-(2,4,5-substituted phenylamino) pyrimidine derivative and crystalline form B thereof2025 12,297,224Crystal form, preparation method, and application of 4'-substituted nucleoside2025 11,604,189Detection device capable of visual test results2023 11,298,334Use of isothiocyanate compounds2022 11,162,150Method for manufacturing superior 13Cr tool coupler2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2026Patents assigned to BAOSHAN IRON & STEEL (2)· patent assignee history

2021–2026Based in CN· patent location history

2022Patents assigned to JC WUXI COMPANY INC (1)· patent assignee history

2023Patents assigned to LEADWAY HK LTD (1)· patent assignee history

2025Patents assigned to HENAN GENUINE BIOTECH CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAOSHAN IRON & STEEL	2	2021–2026
HENAN GENUINE BIOTECH CO LTD	2	2025
JC WUXI COMPANY INC	1	2022
LEADWAY HK LTD	1	2023

Locations

Location	Patents	Span
CN	6	2021–2026