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Inventor

Pi-Yao Chien

Inventor
Taichung, TW

Overview

5→
Patents
2002–2007
Patent span
Physics
Primary field (CPC G)

Patents· 5 as inventor

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

G01Sprimary
G01SRadio direction-finding43%
G01CMeasuring distances, levels or bearings29%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light14%
H04BTransmission14%
PatentTitleYear
7,184,131'Multifunction rangefinder'20077,177,334'High power driver system'20077,068,693'Laser driver circuit for burst mode transmission'20066,512,574'Light receiving circuit of laser range finder'20036,466,307'Laser range signal processing method and device'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2007Patents assigned to ASIA OPTICAL CO INC (4)· patent assignee history
2002–2007Based in Taichung, TW· patent location history
2007Patents assigned to ASIA OPTICAL CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASIA OPTICAL CO INC42002–2007
ASIA OPTICAL CO LTD12007
Locations
LocationPatentsSpan
Taichung, TW52002–2007