Q
- QED - see Quantum Effect Devices
- Qimonda AG
- assets liquidated Feb 2010
- Gustav-Heinemann-Ring 212, 81739 Munich, Germany - +49-89-60088-0 - FAX +49-89-60088-44-1234
- QLogic
- 3545 Harbor Blvd., Costa Mesa, CA 92628 - 714/668-5037 - FAX 714/668-5324
- QP Semi
- 2945 Oakmead Village Court, Santa Clara, CA 95051 - 408/737-0992 - FAX 408/736-8708
- QSound Labs, Inc.
- 2748-37 Avenue North East, Calgary, Alberta, Canada T1Y 5L3 - 403/291-2492 - FAX 403/250-1521
- QT Optoelectronics
- 610 North Mary Avenue, Sunnyvale, CA 94086 - 408/720-1440 - FAX 408/720-0848
- Quake Technologies, Inc.
- 1335 Carling Avenue, Suite 101, Ottawa, Ontario, Canada K1Z 8N8 - 613/724-6651 - Fax 613/724-6683
- Qualcomm Inc.
- ASIC Products, 6455 Lusk Blvd., San Diego, CA 92121 - 619/658-5005 - FAX 619/658-1556
- Quality Semiconductor, Inc.
- 851 Martin Avenue, Santa Clara, CA 95050 - 408/450-8000 - FAX 408/496-0773
- Quantum Effect Devices, Inc. -
acquired by PMC-Sierra
October 2000
- 3255-3 Scott Blvd., Suite 200, Santa Clara, CA 95054 - 408/565-0300
- Quantum Research Group, Ltd.
- 651 Holiday Drive, Suite 300, Pittsburgh, PA 15220 - 412/391-7367 - FAX 412/291-1015
- Quellan, Inc.
- 250 14th Street NW, 4th Floor, Atlanta, GA 30318 - 404/817-7677 - FAX 404/817-7731
- Quickfilter Technologies
Inc.

- 1024 South Greenville Avenue, Suite 100, Allen, TX 75002 - 214/547-0460 - FAX 214/547-0481
- QuickLogic
- 1277 Orleans Drive, Sunnyvale, CA 94089 - 408/990-4000 - FAX 408/990-4040