Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Abacus

Abacus

US Patent D797847 · Granted Sep 19, 2017

Assignee

No assignee recorded.

Inventors

Shi-Qiu Zhang (6 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Stable and consumable compositions2015

Consumable tea composition with antioxidants2010

Tea beverage with improved flavor2008

Functional water2006

Extraction of sweet compounds from Stevia rebaudiana Bertoni1999

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly