Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Porous glass and process for its production

Porous glass and process for its production

US Patent 4978641 · Granted Dec 18, 1990

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Information processing apparatus, method of activating an application and storag2024
Exposure device having a plurality of first and second light emitting elements, 2018
Front bumper for automobile2011
Display device for vehicle2004
Lithium managanese oxide, cathode material for lithium secondary battery, cathod2004
Image pickup unit2002
Apparatus for partially removing plating films of leadframe2001
Process for producing a phosphorus-vanadium oxide catalyst precursor, process fo1996
Oxide catalyst and process for producing maleic anhydride by using oxide catalys1996
Method for producing a carbonic acid ester1993
Porous glass and process for its production1992
Porous glass and process for its production1992