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Inventor

Charen Yu

Inventor
Taipei, TW

Overview

2→
Patents
2003
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 2 as inventor

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

F21Vprimary
F21VFunctional features or details of lighting devices or systems thereof25%
H05BElectric heating25%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
6,601,964'Lamp having a readable disk with an electro-luminescent element'20036,561,671'Case with vibration-activated light emitting indication apparatus'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to RITEK CORP (2)· patent assignee history
2003Based in Taipei, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RITEK CORP22003
Locations
LocationPatentsSpan
Taipei, TW22003