Inventor
HUI ZHAN
Inventor
CN
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television17%
A61BDiagnosis13%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them13%
LOC1010%
G01VGeophysics7%
G08GTraffic control systems7%
B27FDovetailed work3%
B27MWorking of wood not provided for in subclasses b27b - b27l3%
B43LArticles for writing or drawing upon3%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere3%
PatentTitleYear
12,426,881Powered actuation assist for an open linear stapling device202512,350,955Stair tread template ruler2025D1074394Slot positioner2025D1072642Stair tread template ruler202512,248,231Camera system and connecting bracket thereof202512,089,838Shipping cover for staple cartridge202411,918,214Shipping wedge for staple cartridge202411,914,178Lighting devices for automatically switching between a visible light source and an infrared light source202411,860,516Surveillance device202411,835,847Surveillance device2023D0966911Compass with ruler202211,453,144Portable dowel making tool202211,425,289Systems and methods for adjusting position of photosensitive chip of image acquisition device202211,369,371Surgical stapling instrument2022D0938244Tool for hanging pictures2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2022Patents assigned to Jinhua Wanfeng Tools Factory (3)· patent assignee history
2021–2025Based in CN· patent location history
2022–2025Patents assigned to ZHEJIANG DAHUA TECHNOLOGY CO (5)· patent assignee history
2022–2025Patents assigned to COVIDIEN LP (4)· patent assignee history
2025Patents assigned to ZHEJIANG JUXIN TECH CO LTD (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ZHEJIANG DAHUA TECHNOLOGY CO | 5 | 2022–2025 |
| COVIDIEN LP | 4 | 2022–2025 |
| Jinhua Wanfeng Tools Factory | 3 | 2021–2022 |
| ZHEJIANG JUXIN TECH CO LTD | 3 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 15 | 2021–2025 |