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| Non Linear Systems - NLS | |
| Omega Engineering, Inc. | ||
| Kulite Semiconductor Products, Inc | ||
| HEAT, Inc. | ||
| Trilion Quality Systems | ||
| Columbia Research Laboratories, Inc. | ||
| ME Systeme GmbH | ||
| ACT/Techkor | ||
| DJ Instruments | ||
| ACT/Techkor | ||
| SMD Strain Measurement Devices Inc. | ||
| Vishay Measurements Group Inc. | ||
| ME Systeme GmbH | ||
| Entran Devices, Inc | ||
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