Advanced Control Components Inc. [Rikei Corp.]
Advanced Semiconductor, Inc. [PTM Corp.]
Advanced Technical Materials, Inc. [Hi-Technology Trading, Inc.]
Aeroflex / Inmet [Seki Technotron Corp.]
Aeroflex / KDI-Integrated Products. [Rikei Corp.]
Aeroflex / Weinschel [Seki Technotron Corp.]
Aeroflex Inmet [Richardson Electronics K.K.]
Akon, Inc. [Seki Technotron Corp.]
AMT, Inc.
AmTechs Corp.
Anaren Microwave, Inc. [Richardson Electronics K.K.]
Apollo Microwaves, Ltd. [Hi-Technology Trading, Inc.]
ASB [PTM Corp.]
ATI (Advanced Technology, Inc.)
Bowei Integrated Circuits Co., Ltd. [Hi-Technology Trading, Inc.]
Candox Systems, Inc.
Chronix, Inc.
Comotech Corp. [PTM Corp.]
Cornes Dodwell, Ltd.
Custom Microwave, Inc. [Vega Technology, Inc.]
Florida RF Labs. [Fusoh Shoji Co., Ltd.]
Fusoh Shoji Co., Ltd.
G.T. Electronics Corp.
Hi-Technology Trading, Inc.
Hittite Microwave Corp. [AMT, Inc.]
Huber + Shuner AG [Repic Corp.]
IF Engineering Corp. [Netwell Corp.]
Innertron Electronics Co., Ltd.
Kanto Electronics Application & Development, Inc.
KMW Japan Inc.
Komine Musen Denki Co., Ltd.
L-3 Communications, Narda Microwave-East [Midoriya Electric Co., Ltd.]
Link Microtek, Ltd. [Midoriya Electric Co., Ltd.]
Linx Technologies, Inc. [PTM Corp.]
Meca Electronics， Inc. [U.S. Hi-Tech Industries Japan Corp.]
Microwave Development Laboratories, Inc. [Hi-Technology Trading, Inc.]
Midoriya Electric Co., Ltd.
Millimeter Wave Product, Inc. [Hi-Technology Trading, Inc.]
Millimeter Wave Products, Inc. [Vega Technology, Inc.]
Mini-Circuits [Mini-Circuits Yokohama, Ltd.]
Mini-Circuits Laboratory, Inc. [M-RF Co., Ltd.]
Mini-Circuits Yokohama, Ltd.
Mini-Systems, Inc. [Rikei Corp.]
MPD Device Co., Ltd. [Y･K Co., Ltd.]
M-RF Co., Ltd.
Netwell Corp.
Nidec Copal Electronics Corp.
Nihon Koshuha Co., Ltd.
Nihon Radiall K.K.
Orient Microwave Corp.
Pascall Electronics, Ltd. [Sogo Electronics, Inc.]
Pasternack Enterprises, Inc. [M-RF Co., Ltd.]
Peregrine Semiconductor, Inc. [Richardson Electronics K.K.]
Piconics, Inc. [Sogo Electronics, Inc.]
Pilkor Electronics Co., Ltd. [PTM Corp.]
Planar Monolithics Industries, Inc. [U.S. Hi-Tech Industries Japan Corp.]
PTM Corp.
R & K Co., Ltd.
Raditek International, Inc. [Hi-Technology Trading, Inc.]
RADITEK INTERNATIONAL INC., [SYSTEC RESEARCH INC.,]
Repic Corp.
RFHIC Company [M-RF Co., Ltd.]
RH Laboratories, Inc. [Netwell Corp.]
Rikei Corp.
Riken Dengu Seizo Co., Ltd.
RLC Electronics, Inc. [Fusoh Shoji Co., Ltd.]
Sangshin Elecom Co., Ltd.PTM Corp.]
Sanken Co., Ltd.
Seki Technotron Corp.
Shoshin Corp.
Skyworks Solutions, Inc. [M-RF Co., Ltd.]
Soshin Electric Co., Ltd.
Spectrum Microwave, Inc. [Rikei Corp.]
Stack Electronics Co., Ltd.
STC Microwave Systems, Arizona (旧 Signal Technology Corp. Arizona) [Seki Technotron Corp.]
Summitek Instruments, Inc. [Seki Technotron Corp.]
SV Microwave Inc. [M-RF Co., Ltd.]
Synergy Microwave Corp. [AmTechs Corp.]
Takitek K.K.
Tamagawa Electronics Co., Ltd.
Tegam, Inc. [Seki Technotron Corp.]
The Ferrite Company, Inc. [Midoriya Electric Co., Ltd.]
The Ferrite Components, Inc. [AET, Inc.]
Toko Denshi Co., Ltd.
U.S. Hi-Tech Industries Japan Corp.
United Monolitic Semiconductors S.A.S. [Richardson Electronics K.K.]
Vector Telecom PTY, Ltd. [Netwell Corp.]
Vega Technology, Inc.
Yantel Corp. [M-RF Co., Ltd.]
Yokohama Denshi Seiko Co., Ltd.
Yokowo Co., Ltd.
Yuetsu Seiki Co., Ltd.