Portfolio comparison
PPG Industries vs Netscape Communications Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
PPG Industries
Patents indexed
1
Year range
1981
Most recent
1981
chemicalenergymanufacturingmaterialsindustrial_process
Top Patents1 enriched
US 4253922· 1981
How a Special Carbon-Fluorine Catalyst Makes Chlorine and Caustic Soda
Activity by Decade
1980s1
Company B
Netscape Communications Corp
Patents indexed
2
Year range
1997 – 1998
Most recent
1998
softwaretelecommunicationsecommerceconsumer_electronics
Top Patents2 enriched
US 5774670· 1998
How Websites Remember You Using Stored Data
US 5657390· 1997
How Netscape Created the Secure Socket Layer (SSL) for Web Security
Activity by Decade
1990s2
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.