Assignee
CHANG TSUNG CHIH
8 granted patents·3 pending applications·47 citations·filing 1997–2019
Top patents by PatentIndex Score
11 records- 0189US9803682B1Suction cup deviceCHANG TSUNG-CHIH·Filed 2017·Granted Oct 31, 2017·13 cites·7 claims
- 0281US8292337B2Device for controlling a doorCHANG TSUNG-CHIH·Filed 2006·Granted Oct 23, 2012·17 cites·13 claims
- 0373US9565962B2Multi-functional fruit and vegetable shaping toolCHANG TSUNG-CHIH·Filed 2015·Granted Feb 14, 2017·2 cites·9 claims
- 0471US9365329B1Container sealCHANG TSUNG-CHIH·Filed 2015·Granted Jun 14, 2016·2 cites·10 claims
- 0563USD389948SLamp standCHANG TSUNG CHIH·Filed 1997·Granted Jan 27, 1998·13 cites·1 claims
- 0652US10974371B2Hand toolCHANG TSUNG CHIH·Filed 2019·Granted Apr 13, 2021·0 cites·16 claims
- 0752US2012217238A1Telescopic kettleCHANG TSUNG CHIH·Filed 2011·Application pending·0 cites
- 0849US2009174553A1electromagnetic door lockCHANG TSUNG CHIH·Filed 2006·Application pending·0 cites
- 0946US9510618B2Juice extracting deviceCHANG TSUNG CHIH·Filed 2013·Granted Dec 6, 2016·0 cites·7 claims
- 1042US2017259410A1Hand toolCHANG TSUNG-CHIH·Filed 2016·Application pending·0 cites
- 1128USD760040SEggshell cutterCHANG TSUNG-CHIH·Filed 2014·Granted Jun 28, 2016·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when CHANG TSUNG CHIH 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 →