Inventor · disambiguated record

Ping-Shun Chang

Also filed as: CHANG PING-SHUN

1 granted patent·7 citations·filing 1999–1999

28Inventor score

Technology areasB23D

Files withPREC MECHINERY RES & DEV CT1

Top patents by PatentIndex Score

1 record

0122US6155742ACoupling mechanism for interconnecting a rotatable connecting end of a support on a broaching machine and a bit holderPREC MECHINERY RES & DEV CT·Filed 1999·Granted Dec 5, 2000·7 cites·2 claims

Join the waitlist — get patent alerts

Get an alert when Ping-Shun Chang files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →