Inventor · disambiguated record
Penelope C. Yao
Also filed as: YAO PENELOPE · YAO PENELOPE C · YAO PENELOPE CHENG
24 granted patents·994 citations·filing 1993–2000
97Inventor score
Files withTEKTRONIX INC18MICROSOFT CORP2COLEMAN SAFETY AND SECURITY PRODUCTS INC1DOPPELT LOREN E1GEMSTAR TV GUIDE INTERNATIONAL1
Top patents by PatentIndex Score
24 records- 0197USD362432SKeyboardMICROSOFT CORP·Filed 1994·Granted Sep 19, 1995·82 cites·1 claims
- 0295USD412527SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Aug 3, 1999·66 cites·1 claims
- 0395USD410026SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted May 18, 1999·55 cites·1 claims
- 0494USD357476SKeyboardZIBA DESIGN INC·Filed 1993·Granted Apr 18, 1995·55 cites·1 claims
- 0593USD412528SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Aug 3, 1999·50 cites·1 claims
- 0692USD483361SPortable content display deviceGEMSTAR TV GUIDE INTERNATIONAL·Filed 2000·Granted Dec 9, 2003·60 cites·1 claims
- 0792USD403699SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Jan 5, 1999·48 cites·1 claims
- 0890USD408849SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Apr 27, 1999·37 cites·1 claims
- 0990USD402308SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Dec 8, 1998·37 cites·1 claims
- 1089USD407745SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Apr 6, 1999·36 cites·1 claims
- 1189USD407111SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Mar 23, 1999·36 cites·1 claims
- 1288USD413625SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Sep 7, 1999·33 cites·1 claims
- 1388USD409235SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted May 4, 1999·35 cites·1 claims
- 1488USD407742SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Apr 6, 1999·34 cites·1 claims
- 1588USD407743SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Apr 6, 1999·35 cites·1 claims
- 1688USD403351SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Dec 29, 1998·35 cites·1 claims
- 1788USD403352SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Dec 29, 1998·35 cites·1 claims
- 1887USD407110SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Mar 23, 1999·32 cites·1 claims
- 1987USD407109SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Mar 23, 1999·32 cites·1 claims
- 2087USD381016SPalm rest portion for a keyboardMICROSOFT CORP·Filed 1996·Granted Jul 15, 1997·34 cites·1 claims
- 2185USD402300SGarage door opener housingDOPPELT LOREN E·Filed 1996·Granted Dec 8, 1998·45 cites·1 claims
- 2284USD407112SSolid ink stick for a color printerTEKTRONIX INC·Filed 1998·Granted Mar 23, 1999·28 cites·1 claims
- 2383USD390797SCarbon monoxide detectorCOLEMAN SAFETY AND SECURITY PRODUCTS INC·Filed 1996·Granted Feb 17, 1998·31 cites·1 claims
- 2480USD416936SSolid ink stick for a color printerTEKTRONIX INC·Filed 1997·Granted Nov 23, 1999·23 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Penelope C. Yao 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 →