Vendor databases
From DolceraWiki
Delphion
Optipat
Technische Universität Ilmenau - PATON
Mapit
Questel Orbit - QPAT-US - QWEB
STN International
MicroPatent
PLATONIC HOOD Patents on Line Australia
SmartPat
Patentec
GetThePatent.com
Thomson Derwent
R.E. Kemp & Co. Pty. Limited
Citation Bridge
XIP
US-Patent-Search.com
Direct Patent
Albright IP Searching
PatentSearchExpress.com
Patents.oncloud8.com
Mayamiya - ipMAGNET
Landon-IP
IPDiscover
Gongwell Services - Japanese & Chinese Searching & Translation
Matheo Patent Software