 IoT components and sensors; RF design, evaluation, and troubleshooting.
 EMC testing, measurements and troubleshooting.
 RF antenna and material measurements, and evaluation lead.

 Design high-power RF ferrite circulators, isolators.
 Design high-performance signal routing circuits.
 R&D group management tasks.
 Business contacts with material suppliers.

 Designed industrial radar distance and angle measurement systems.
 Characterized radio wave propagation, radar cross-sections (RCS) in industrial environment.
 Led research of novel High-Frequency and wide-band aluminum film inspection sensors.
 Performed research on X-ray inspection components, and systems.
 Worked on promotion of U.S.-made near-infrared spectrometers in Japan; translated to Japanese.

 Developed original field-testing equipment, and procedures for solar panel products.
 Designed original solar-cell-based consumer products: window-shades-type solar panels.
 Developed "surface-embedded" solar panels for air-conditioning of Japan-Rail containers.
 Manufactured and characterized state-of-art experimental solar cells (spherical silicon).

 Researched electromagnetic wave propagation in artificial media (composite metamaterials)
 Invented new advanced RF (Microwave) metamaterial antennas.
 Published papers on beam and polarization controlled antennas, and chiral metamaterials.
 Designed, assembled, and programmed of antenna near/far field measurement systems.
 Organized HPC simulation system (ANSYS).
 PCB machining and support.  Linux-administration.

 Designed micrometer thin ferrite-film based microwave filters, delay lines, and pulse generators.
 Managed a course of practical Microwave Electronics and Measurements; conducted examinations.
 Published papers, participated in conferences  Tracked patent transitions to electronic industry.
 Lab certified electrician; administrated LAN.
 K-band police radars with Night-vision dev.
 Field engineer in ultrasonic traffic control system project.
 Field tests, certified by police.  Post-sales support of RF products.
 Commercial video footage.