Patent Leaderboard

Search Companies Inventors Cities States

JS

Jam Sun

Overall (1989): #99,021 of 140,708Top 75%

1

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D303812	File card punch	—	1989-10-03

Your Patent Widget

Preview how it looks, then copy the embed code to add it to your website.

Embed Code

                <iframe src="https://www.patentleaderboard.com/widget/inventor/1209653" width="100%" height="400" frameborder="0" style="border:none;border-radius:12px;display:block;"></iframe>
            

© 2026 Patent Leaderboard. Data from USPTO via PatentsView.