Inventor · disambiguated record
Warren L. Ziegenfus
Also filed as: ZIEGENFUS WARREN L
3 granted patents·62 citations·filing 2002–2005
73Inventor score
Files withLATTICE SEMICONDUCTOR CORP3
Top patents by PatentIndex Score
3 records- 0191US6975137B1Programmable logic devices with integrated standard-cell logic blocksLATTICE SEMICONDUCTOR CORP·Filed 2005·Granted Dec 13, 2005·20 cites·18 claims
- 0289US6870395B2Programmable logic devices with integrated standard-cell logic blocksLATTICE SEMICONDUCTOR CORP·Filed 2003·Granted Mar 22, 2005·36 cites·27 claims
- 0349US6781170B2Integrated circuit base transistor structure and associated programmable cell libraryLATTICE SEMICONDUCTOR CORP·Filed 2002·Granted Aug 24, 2004·6 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Warren L. Ziegenfus 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 →