Inventor

YAN GUO

Inventor
CN

Overview

13→
Patents
2021–2026
Patent span
Chemistry
Primary field (CPC C)

Patents· 13 as inventor

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

F17Cprimary
F17CVessels for containing or storing compressed, liquefied or solidified gases8%
G01RMeasuring electric variables8%
H04BTransmission8%
A61KPreparations for medical, dental or toiletry purposes6%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%
C07DHeterocyclic compounds6%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
F25BRefrigeration machines, plants or systems6%
LOC046%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2024Patents assigned to SHANGHAI UNITED IMAGING HEALTHCARE CO LTD (3)· patent assignee history
2021–2022Patents assigned to MERCK SHARP & DOHME (2)· patent assignee history
2021–2022Patents assigned to QUZHI HAIRDRESSING SUPPLIES SHENZHEN CO LTD (2)· patent assignee history
2021–2026Based in CN· patent location history
2021–2022Based in US· patent location history
2022–2023Patents assigned to HANGZHOU GAOXI TECH CO LTD (2)· patent assignee history
2026Patents assigned to SANECHIPS TECH CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHANGHAI UNITED IMAGING HEALTHCARE CO LTD32021–2024
HANGZHOU GAOXI TECH CO LTD22022–2023
MERCK SHARP & DOHME22021–2022
QUZHI HAIRDRESSING SUPPLIES SHENZHEN CO LTD22021–2022
SANECHIPS TECH CO LTD22026
Locations
LocationPatentsSpan
CN102021–2026
US32021–2022