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Inventor

Da Liang Zhang

Inventor
Kowloon, HK

Overview

12→
Patents
2012–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 12 as inventor

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

A47Dprimary
A47DFurniture specially adapted for children29%
B62BHand-propelled vehicles, e.g. hand carts or perambulators21%
B60NSeats specially adapted for vehicles13%
H04LTransmission of digital information, e.g. telegraphic communication8%
A44BButtons, pins, buckles, slide fasteners, or the like4%
F16CShafts4%
G01SRadio direction-finding4%
G06FElectric digital data processing4%
G06KGraphical data reading4%
G06VImage or video recognition or understanding4%
PatentTitleYear
10,977,474Fingerprint collection method and terminal202110,686,909Method for data subscribing and publishing in large scale CORS station broadcast system and device thereof20209,610,868'Lateral protecting mechanism and child safety seat therewith'20179,346,378'Infant care device'20168,833,854'Child seat'20148,678,942'Adjustable canopy mechanism and an infant carrier device having the same'20148,635,721'Playard'20148,491,051'Infant carrier apparatus with canopy accessory'20138,403,767'Infant swing apparatus'20138,267,260'Storage device'20128,256,073'Harness fastener system for child carrier device'20128,142,297'Infant swing apparatus and method of operating the same'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2016Patents assigned to BP CHILDRENS PROD HK CO LTD (8)· patent assignee history
2012–2017Patents assigned to ZHANG DA LIANG (6)· patent assignee history
2012–2014Patents assigned to Zhang da-liang (2)· patent assignee history
2012–2014Based in Kowloon, HK· patent location history
2012–2014Based in Taipei, TW· patent location history
2014Patents assigned to BP CHILDRENS PRODUCTS CO HK LTD (1)· patent assignee history
2016–2017Based in Guangdong, CN· patent location history
2017Patents assigned to BP CHILDREN'S PRODUCTS HK CO LTD (1)· patent assignee history
2020Based in Shanghai, CN· patent location history
2021Based in Wuhan, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BP CHILDRENS PROD HK CO LTD82012–2016
ZHANG DA LIANGself62012–2017
Zhang da-liangself22012–2014
BP CHILDREN'S PRODUCTS HK CO LTD12017
BP CHILDRENS PRODUCTS CO HK LTD12014
Locations
LocationPatentsSpan
Kowloon, HK52012–2014
Guangdong, CN22016–2017
Taipei, TW22012–2014
Wuhan, CN12021
Shanghai, CN12020