Inventor

Zen-Jey Guey

Inventor

Hsinchu, TW

Overview

5→

Patents

1999–2015

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 5 as inventor

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

F03Dprimary

F03DWind motors27%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution27%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g18%

G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves9%

H02JElectric power networks9%

Y02TClimate change mitigation technologies related to transportation9%

PatentTitleYear

8,990,031'Torsional resonance frequency measuring device and method'2015 8,303,256'Blade pitch driving apparatus for wind driven generator'2012 7,518,257'Hybrid power-generating device'2009 7,449,794'Wind turbine with self-contained power system'2008 6,008,623'Charge equalizer or series of connected battery strings'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2015Patents assigned to IND TECH RES INST (4)· patent assignee history

1999–2015Based in Hsinchu, TW· patent location history

2009Patents assigned to IND TECHONOLOGY RES INST (1)· patent assignee history

2012–2015Patents assigned to CHANG YUN-YUAN (2)· patent assignee history

2012–2015Patents assigned to GUEY ZEN-JEY (2)· patent assignee history

2012Patents assigned to TUNG CHIEN-CHIANG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IND TECH RES INST	4	1999–2015
CHANG YUN-YUAN	2	2012–2015
GUEY ZEN-JEYself	2	2012–2015
IND TECHONOLOGY RES INST	1	2009
TUNG CHIEN-CHIANG	1	2012

Locations

Location	Patents	Span
Hsinchu, TW	5	1999–2015