Amplifiers
- Admotech Inc.
- Advanced Control Components Inc. [Rikei Corp.]
- Advanced Semiconductor, Inc. [PTM Corp.]
- Advanced Semiconductor Business, Inc. [PTM Corp.]
- Ai Electronics Ltd.
- Aldetec, Inc. [Seki Technotron Corp.]
- Amplical Corp. [CORNES DODWELL LTD.]
- AMT, Inc.
- Anadyne, Inc. [AMT, Inc.]
- Applied Systems Engineering, Inc. [Midoriya Electric Co., Ltd.]
- AWR Japan K.K.
- Babcock, Inc. [Shoshin Corp.]
- Bowei Integrated Circuits Co., Ltd. [Hi-Technology Trading, Inc.]
- CAP Wireless, Inc. [AET, Inc.]
- Centellax, Inc. [PTM Corp.]
- Comcraft Corp.
- Comtech PST Corp. [Shoshin Corp.]
- Comotech Corp. [PTM Corp.]
- CORNES DODWELL LTD.
- Empower RF Systems, Inc. [Midoriya Electric Co., Ltd.]
- Euvis, Inc. [AMT, Inc.]
- Farad Corp.
- Freescale Semiconductor Japan, Ltd. (Formerly Motorola Japan, Ltd. Semiconductor Products Sector) [Richardson Electronics K.K.]
- Fusoh Shoji Co., Ltd.
- G.T. Electronics Corp.
- GIGATEC INC. [Nagase & Co., Ltd.]
- Giga-tronics, Inc. [Midoriya Electric Co., Ltd.]
- Hi-Technology Trading, Inc.
- Hittite Microwave Corp. [Farad Corp.]
- HXI, L.L.C. [M-RF Co., Ltd.]
- HXI, L.L.C. [Hi-Technology Trading, Inc.]
- Innertron Japan Co., Ltd.
- Inter-Continental Microwave, C.E. Precision Assemblies, Inc. [Seki Technotron Corp.]
- Keycom Corp.
- L-3 Communications, Electron Devices [Midoriya Electric Co., Ltd.]
- L-3 Communications, Narda Microwave-West [Midoriya Electric Co., Ltd.]
- Linx Technologies, Inc. [PTM Corp.]
- MAJ Co., Ltd.
- Marki Microwave, Inc. [AMT, Inc.]
- Maury Microwave Corp. [Seki Technotron Corp.]
- MCL, Inc. [Shoshin Corp.]
- Microwave Dynamics [Hi-Technology Trading, Inc.]
- MicroWave Factory Co., Ltd.
- Microwave Solutions, Inc. [Farad Corp.]
- Microwave Technology, Inc. [AMT, Inc.]
- Midoriya Electric Co., Ltd.
- Mimix Broadband, Inc. [Richardson Electronics K.K.]
- Mini-Circuits [Mini-Circuits Yokohama, Ltd.]
- Mini-Circuits Laboratory, Inc. [M-RF Co., Ltd.]
- Mini-Circuits Yokohama, Ltd.
- MITEQ, Inc. [Shoshin Corp.]
- M-RF Co., Ltd.
- Nagase & Co., Ltd.
- Netwell Corp.
- Nextec Microwave & RF, Inc. [PTM Corp.]
- Nihon Koshuha Co., Ltd.
- Norden Millimeter, Inc. [M-RF Co., Ltd.]
- Pasternack Enterprises, Inc. [M-RF Co., Ltd.]
- Photline Technologies [CORNES DODWELL LTD.]
- PTM Corp.
- R & K Co., Ltd.
- Radar Technology, Inc. [Netwell Corp.]
- Radar Technology, Inc. [Rikei Corp.]
- RF Micro Devices, Inc. [Midoriya Electric Co., Ltd.]
- RF Test Lab Co., Ltd.
- RFHIC Corp. [M-RF Co., Ltd.]
- R.F. Hitec, Inc. [PTM Corp.]
- RFIC Solutions, Inc. [M-RF Co., Ltd.]
- RFIC Technology Corp. [M-RF Co., Ltd.]
- Rikei Corp.
- Seki Technotron Corp.
- Shoshin Corp.
- Skyworks Solutions, Inc. [M-RF Co., Ltd.]
- Sonoma Instrument [Farad Corp.]
- Sophia Wireless, Inc. [Netwell Corp.]
- Spacek Labs, Inc. [Netwell Corp.]
- Spacek Labs, Inc. [Rikei Corp.]
- Spectrum Microwave, Inc. [MAJ Co., Ltd..]
- Spectrum Microwave, Inc. [Rikei Corp.]
- Stack Electronics Co., Ltd.
- STC Microwave Systems, Arizona [Seki Technotron Corp.]
- STC Microwave Systems, Olektron [Seki Technotron Corp.]
- Takitek K.K.
- Tamagawa Electronics Co., Ltd.
- Teledyne Microwave [Midoriya Electric Co., Ltd.]
- TLC Precision Wafer Technology, Inc. [PTM Corp.]
- Tokyo Keiki, Inc.
- Triquint (Including WJ Communications) [Richardson Electronics K.K.]
- Vertex Microwave Products, Inc. [Hi-Technology Trading, Inc.]
- Wakoh Communication Industrial Co., Ltd.
- Xicom Technology, Inc. [Midoriya Electric Co., Ltd.]
- Yantel Corp. [M-RF Co., Ltd.]