Skip to content

Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Universities Inventors Cities States Technologies Top Patents Inventor 500

Select ranking year

Home › Chair shell

Chair shell

US Patent D587043 · Granted Feb 24, 2009

Assignee

Royal Seating

Inventors

Sumner E. P. Adams (10 patents)
Dan Seiler (7 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Ice storage machine2018

Cantilever desk2010

Cantilever desk2010

Open front desk with translucent receptacle2010

Open front desk with translucent receptacle2010

Chair with cross frame chassis2010

Chair with cross frame chassis2010

Cantilever chair frame2010

Cantilever chair frame2010

Data from USPTO via PatentsView — About — Embed & Press Kit — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly