visualizations

Visualizations of Patent Data

AppYear Counts by grants.

InvCounter.py

This script counts the number of Patents by Patent Application Year

• This code only examines pg and ipg xml files from 2004 to 2010
• http://www.google.com/googlebooks/uspto-patents-grants-text.html

IpgInvCounter.py

This script counts the number of patent inventors by Patent Grant Year

• This code examines the ipg from 2004 to 2010
• only read ipg files (may read ipa as well)
• http://www.google.com/googlebooks/uspto-patents-grants-text.html