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Inventor

Yau Sing Hubert Sin

Inventor
Coquitlam, CA

Overview

5→
Patents
2018–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 5 as inventor

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

A45Cprimary
A45CPurses50%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them25%
G07DHandling of coins or valuable papers, e.g. testing, sorting by denominations, counting, dispensing, changing or depositing13%
LOC0313%
PatentTitleYear
D0892907Camera lens holder202010,667,588Multiple transaction card holder and dispenser202010,178,901Multiple transaction card holder and dispenser201910,154,716Camera case removable camera lens holder2018D0835410Card dispensing wallet2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2020Patents assigned to LEE BRIAN HIYIN (5)· patent assignee history
2018–2020Patents assigned to SIN YAU SING HUBERT (5)· patent assignee history
2018–2020Patents assigned to CHAN RONALD CHI YIN (4)· patent assignee history
2018–2020Based in Coquitlam, CA· patent location history
2020Patents assigned to CHAN RONALD CHI-YIN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LEE BRIAN HIYIN52018–2020
SIN YAU SING HUBERTself52018–2020
CHAN RONALD CHI YIN42018–2020
CHAN RONALD CHI-YIN12020
Locations
LocationPatentsSpan
Coquitlam, CA52018–2020