David L. Widlewski

Follow

Person

Parma Heights, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Low K dielectric compositions for high frequency applications
- Patent number 10,562,809
- Issue date Feb 18, 2020
- Ferro Corporation
- Cody J. Gleason
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Passivation glasses for semiconductor devices
- Patent number 10,370,290
- Issue date Aug 6, 2019
- Ferro Corporation
- Srinivasan Sridharan
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Low-melting lead-free bismuth sealing glasses
- Patent number 9,540,274
- Issue date Jan 10, 2017
- Ferro Corporation
- Srinivasan Sridharan
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
Low K Dielectric Compositions For High Frequency Applications
- Publication number 20190135683
- Publication date May 9, 2019
- FERRO CORPORATION
- Cody J. Gleason
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Passivation Glasses For Semiconductor Devices
- Publication number 20190055155
- Publication date Feb 21, 2019
- Srinivasan Sridharan
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Low-Melting Lead-Free Bismuth Sealing Glasses
- Publication number 20130104980
- Publication date May 2, 2013
- FERRO CORPORATION
- Srinivasan Sridharan
- B81 - MICRO-STRUCTURAL TECHNOLOGY