Assignee
CHIN SONG CHEN
TW·3 granted patents·40 citations·filing 1990–1990
Top patents by PatentIndex Score
3 records- 0154USD322863SAdjustable table lampCHIN-SONG CHEN·Filed 1990·Granted Dec 31, 1991·10 cites·1 claims
- 0248US5091678ATable lamp controlling deviceCHIN SONG CHEN·Filed 1990·Granted Feb 25, 1992·16 cites·11 claims
- 0338US4974139ADesk lamp with improved angular position adjusting structureCHIN SONG CHEN·Filed 1990·Granted Nov 27, 1990·14 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when CHIN SONG CHEN 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 →