Assignee
TSAO YUNG CHI
TW·3 granted patents·89 citations·filing 1988–1991
Top patents by PatentIndex Score
3 records- 0187US4848307AToy air pistol for launching missile bulletTSAO YUNG CHI·Filed 1988·Granted Jul 18, 1989·71 cites·2 claims
- 0239US5169253AWriting instrument with a projector mechanismTSAO YUNG CHI·Filed 1991·Granted Dec 8, 1992·15 cites·8 claims
- 0325US5199411AToy missile projectorTSAO YUNG CHI·Filed 1991·Granted Apr 6, 1993·3 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when TSAO YUNG CHI files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →