Inventor

Wen-How Lan

Inventor

Taoyuan, TW

Overview

11→

Patents

2004–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 11 as inventor

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

H10Hprimary

H10HInorganic light-emitting semiconductor devices having potential barriers21%

H01JElectric discharge tubes or discharge lamps16%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light11%

A61BDiagnosis5%

F21KNon-electric light sources using luminescence5%

F21VFunctional features or details of lighting devices or systems thereof5%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted5%

H04JMultiplex communication5%

H04LTransmission of digital information, e.g. telegraphic communication5%

H04WWireless communication networks5%

PatentTitleYear

11,032,832Time-division multiplexing for cellular dual connectivity2021 10,165,994Handheld x-ray device by cold cathode2019 9,679,736'Encapsulated structure for X-ray generator with cold cathode and method of vacuuming the same'2017 8,559,599'X-ray generation device and cathode thereof'2013 7,382,091'White light emitting diode using phosphor excitation'2008 7,233,610'Nitride based semiconductor laser diode device with a bar mask'2007 7,126,972'Nitride based semiconductor laser diode device with a bar mask'2006 7,033,949'Structure and manufacturing method for nitride-based light-emitting diodes'2006 6,914,264'Structure and manufacturing method for GaN light emitting diodes'2005 6,841,804'Device of white light-emitting diode'2005 6,753,552'Growth-selective structure of light-emitting diode'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2006Patents assigned to FORMOSA EPITAXY INC (4)· patent assignee history

2004–2006Based in Taoyuan, TW· patent location history

2006–2007Patents assigned to CHUNG SHAN INST OF SCIENCE (2)· patent assignee history

2007–2008Based in Taoyuan County, TW· patent location history

2008–2013Patents assigned to LAN WEN-HOW (2)· patent assignee history

2008Patents assigned to CHEN LUNG-CHIEN (1)· patent assignee history

2013Based in Chiayi, TW· patent location history

2017–2019Patents assigned to ENERGY RESOURCES INT CO LTD (2)· patent assignee history

2017–2019Based in New Taipei, TW· patent location history

2021Based in Morrisville, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FORMOSA EPITAXY INC	4	2004–2006
CHUNG SHAN INST OF SCIENCE	2	2006–2007
ENERGY RESOURCES INT CO LTD	2	2017–2019
LAN WEN-HOWself	2	2008–2013
CHEN LUNG-CHIEN	1	2008

Locations

Location	Patents	Span
Taoyuan, TW	5	2004–2006
New Taipei, TW	2	2017–2019
Taoyuan County, TW	2	2007–2008
Morrisville, NC, US	1	2021
Chiayi, TW	1	2013