201903中國專利檢索
https://www.youtube.com/watch?v=ssGCavIaw80
CNIPR 中國知識網專利資訊檢索系統
http://search.cnipr.com/pages!advSearch.action
說明
http://myweb.fcu.edu.tw/~mhsung/Patent/Patent_Searching/SIPO/SIPO_02.htm
IPC國際專利分類查詢
https://www.tipo.gov.tw/sp.asp?xdurl=mp/lpipcFull.asp&ctNode=7231&mp=1
google patents
https://patents.google.com/
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201903美國專利檢索+Petapator
https://www.youtube.com/watch?v=kEg1Nz0FqQw&feature=youtu.be
USPTO Patent Application Full-Text and Image Database (AppFT)
https://www.uspto.gov/patents-application-process/search-patents#heading-1
Petapator -User friendly visualization of USPTO search results
http://petapator.com/
Petapator for WIPO, USPTO
https://enpan.blogspot.com/2016/05/petapator-for-wipo-uspto.html
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