Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Roller rocker arm

Roller rocker arm

US Patent 5730093 · Granted Mar 24, 1998

Assignee

No assignee recorded.

Inventors

Andrzej Calka (6 patents)
Unknown

View full patent text on Google Patents →

More Patents by These Inventors

Finger follower1999

Finger follower arm1998

Production of metal and metalloid nitrides1995

Ball milling apparatus1995

Metal carbides and derived composites made by milling to obtain a particular nan1994

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly