Joannes J. M. Koomen

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Los Altos, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Self-aligned double polysilicon MOS fabrication
- Patent number 4,317,690
- Issue date Mar 2, 1982
- Signetics Corporation
- Joannes J. M. Koomen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
MOS Voltage divider
- Patent number 4,298,811
- Issue date Nov 3, 1981
- Signetics Corporation
- Roelof H. W. Salters
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor memory device
- Patent number 4,161,741
- Issue date Jul 17, 1979
- U.S. Philips Corporation
- Marnix G. Collet
- G11 - INFORMATION STORAGE
Information Patent Grant
Junction field effect transistor random access memory
- Patent number 4,126,899
- Issue date Nov 21, 1978
- U.S. Philips Corporation
- Jan Lohstroh
- G11 - INFORMATION STORAGE
Information Patent Grant
Random access junction field-effect floating gate transistor memory
- Patent number 4,126,900
- Issue date Nov 21, 1978
- U.S. Philips Corporation
- Joannes J. M. Koomen
- G11 - INFORMATION STORAGE