Hybrids
- Advanced Semiconductor Business, Inc. [PTM Corp.]
- Advanced Technical Materials, Inc. [AMT, Inc.]
- Advanced Technical Materials, Inc. [Hi-Technology Trading, Inc.]
- AMT, Inc.
- ARRA, Inc. [Shoshin Corp.]
- Bowei Integrated Circuits Co., Ltd. [Hi-Technology Trading, Inc.]
- Comcraft Corp.
- Comotech Corp. [PTM Corp.]
- ET Industries [AMT, Inc.]
- Euvis, Inc. [AMT, Inc.]
- G.T. Electronics Corp.
- Hi-Technology Trading, Inc.
- Innertron Japan Co., Ltd.
- Lieder Development, Inc. [Hi-Technology Trading, Inc.]
- Microwave Development Laboratories, Inc. [Hi-Technology Trading, Inc.]
- Midoriya Electric Co., Ltd.
- Millimeter Wave Product, Inc. [Hi-Technology Trading, Inc.]
- M-RF Co., Ltd.
- Nextec Microwave & RF, Inc. [PTM Corp.]
- Pilkor Electronics Co., Ltd. [PTM Corp.]
- PTM Corp.
- RFHIC Corp. [M-RF Co., Ltd.]
- RH Laboratories, Inc. [Netwell Corp.]
- Rikei Corp.
- Sage Laboratories, Inc. [Seki Technotron Corp.]
- Sangshin Elecom Co., Ltd. [PTM Corp.]
- Seki Technotron Corp.
- Shoshin Corp.
- Takitek K.K.
- Tamagawa Electronics Co., Ltd.
- Teledyne Microwave [Midoriya Electric Co., Ltd.]
- Vector Telecom PTY, Ltd. [Netwell Corp.]
- Vertex Microwave Products, Inc. [Hi-Technology Trading, Inc.]