Inventor · disambiguated record
Wei-Yu Chang
Also filed as: CHANG WEI-YU
8 granted patents·6 pending applications·58 citations·filing 2002–2023
85Inventor score
Files withSHYH RU METALLIC IND CORP3CHANG SU-BEN2CHANG WEI-YU2NAT UNIV TSING HUA2ASML NETHERLANDS BV1
Top patents by PatentIndex Score
14 records- 0184US8375752B2Key boxSHYH RU METALLIC IND CORP·Filed 2011·Granted Feb 19, 2013·10 cites·9 claims
- 0280US8312654B2Key tagCHANG WEI-YU·Filed 2011·Granted Nov 20, 2012·6 cites·7 claims
- 0371US7859840B2Portable heat dissipation device with cross flow fanCHANG SU-BEN·Filed 2010·Granted Dec 28, 2010·9 cites·14 claims
- 0467US6860387B2Self-lifting apparatus for box coverSHYH RU METTALIC IND CORP·Filed 2002·Granted Mar 1, 2005·18 cites·3 claims
- 0564US9343261B2Desktop electron microscope and combined round-multipole magnetic lens thereofNAT UNIV TSING HUA·Filed 2014·Granted May 17, 2016·2 cites·3 claims
- 0659US9305741B2Desktop electron microscope and wide range tunable magnetic lens thereofNAT UNIV TSING HUA·Filed 2014·Granted Apr 5, 2016·1 cites·17 claims
- 0758US6581422B1Locking device for portable safeSHYH RU METALLIC IND CORP·Filed 2002·Granted Jun 24, 2003·9 cites·3 claims
- 0857US2025336635A1Charged-particle beam apparatus with fast focus correction and methods thereofASML NETHERLANDS BV·Filed 2023·Application pending·0 cites
- 0950US2020393026A1Linear driving mechanism with variable stroke varied by a slanted moving shaftCHOK DEE TRADING CO LTD·Filed 2020·Application pending·0 cites
- 1048US2012042704A1Cash boxCHANG WEI-YU·Filed 2011·Application pending·0 cites
- 1147US7553061B2Side type backlight moduleCHUNGHWA PICTURE TUBES LTD·Filed 2006·Granted Jun 30, 2009·3 cites·19 claims
- 1240US2006054678A1Cash register money tray bill weight structureSHYH RU METALLIC IND CORP·Filed 2004·Application pending·0 cites
- 1336US2020243431A1Structure for packaging and method for manufacturing the sameTYNTEK CORP·Filed 2019·Application pending·0 cites
- 1435US2009180253A1Portable heat dissipation device with cross flow fanCHANG SU-BEN·Filed 2008·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Wei-Yu Chang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →