Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Soda ash manufacture

Soda ash manufacture

US Patent 4814151 · Granted Mar 21, 1989

Assignee

Stauffer Chemical

Inventors

Alan Henry Benke (7 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Process for purifying mesotrione2011

Process for purifying Mesotrione2010

Synthesis of chlorinated pyrimidines2006

Synthesis of chlorinated pyrimidines2003

Method of preparation and use of solid, phytoactive compositions1991

Continuous process for the production of dichloroacetamides1981

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly