Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Test device

Test device

US Patent 10302674 · Granted May 28, 2019

Assignee

Leeno Industrial

Inventors

Sang-Duck Park (3 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Vehicle battery case2025

Test socket2019

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly