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Inventor

Zaoyuan Li

Inventor
Chengdu, CN

Overview

2→
Patents
2020–2021
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.

C04Bprimary
C04BLime, magnesia17%
C09KMaterials for miscellaneous applications, not provided for elsewhere17%
E21BEarth or rock drilling17%
G06FElectric digital data processing17%
H05KPrinted circuits17%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management17%
PatentTitleYear
10,975,284Well cementation working solution prepared from red mud, slag and waste drilling fluids202110,785,901Optimization approach for placement heads tasks assignment of beam-type single-gantry surface mounters2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to HARBIN INST TECHNOLOGY (1)· patent assignee history
2020Based in Harbin, CN· patent location history
2021Patents assigned to CHINA ACADEMY OF BUILDING RES (1)· patent assignee history
2021Patents assigned to CNPC ENG TECH RES & DEV CO LTD (1)· patent assignee history
2021Patents assigned to UNIV SOUTHWEST PETROLEUM (1)· patent assignee history
2021Based in Chengdu, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHINA ACADEMY OF BUILDING RES12021
CNPC ENG TECH RES & DEV CO LTD12021
HARBIN INST TECHNOLOGY12020
UNIV SOUTHWEST PETROLEUM12021
Locations
LocationPatentsSpan
Chengdu, CN12021
Harbin, CN12020