K. Nirmal Ratnakumar

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Buried layer substrate isolation in integrated circuits
- Patent number 6,831,346
- Issue date Dec 14, 2004
- Cypress Semiconductor Corp.
- Gabriel Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Bipolar transistor and method for making the same
- Patent number 6,803,289
- Issue date Oct 12, 2004
- Cypress Semiconductor Corp.
- Prabhuram Gopalan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory cell with select gate
- Patent number 6,114,724
- Issue date Sep 5, 2000
- Cypress Semiconductor Corporation
- K. Nirmal Ratnakumar
- G11 - INFORMATION STORAGE
Information Patent Grant
Non-volatile static random access memory and methods for using same
- Patent number 5,986,932
- Issue date Nov 16, 1999
- Cypress Semiconductor Corp.
- K. Nirmal Ratnakumar
- G11 - INFORMATION STORAGE
Information Patent Grant
Counter-bias scheme to reduce charge gain in an electrically erasab...
- Patent number 5,959,889
- Issue date Sep 28, 1999
- Cypress Semiconductor Corp.
- K. Nirmal Ratnakumar
- G11 - INFORMATION STORAGE