Inventor

DAIQUN YUAN

Inventor

Overview

2→

Patents

2024–2025

Patent span

Performing operations

Primary field (CPC B)

Patents· 2 as inventor

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

A61Jprimary

A61JContainers specially adapted for medical or pharmaceutical purposes11%

B05BSpraying apparatus11%

B05CApparatus for applying fluent materials to surfaces, in general11%

B05DProcesses for applying fluent materials to surfaces, in general11%

B08BCleaning in general11%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form11%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers11%

C09JAdhesives11%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%

PatentTitleYear

12,478,550Composite film of oral liquid pharmaceutical packaging and preparation method2025 11,992,852Process and device for preparing laser PVC2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024–2025Patents assigned to SICHUAN HUILI IND CO LTD (2)· patent assignee history

2024–2025Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SICHUAN HUILI IND CO LTD	2	2024–2025

Locations

Location	Patents	Span
CN	2	2024–2025