Kunihiro Fujishima is a notable inventor based in Moriguchi, Japan. He has made significant contributions to the field of power supply technology, particularly in microwave ovens and induction heating cooking apparatuses. With a total of 2 patents, his work has had a lasting impact on the industry.

Latest Patents

Fujishima's latest patents include a switching power supply for microwave ovens and an induction heating cooking apparatus. The switching power supply invention relates to a system where DC power is converted to a pulse form using a switching element connected to an inverter transformer. This design allows for efficient power supply to a high-frequency oscillator, or magnetron, while managing the reference voltage during operation. The induction heating cooking apparatus features a self-controlled inverter that includes an induction coil, a switching element, and a resonance capacitor. This innovative design enhances the efficiency and safety of cooking appliances by detecting load conditions and adjusting the inverter's operation accordingly.

Career Highlights

Throughout his career, Fujishima has worked with prominent companies such as Sanyo Electric Co., Ltd. and Yutaka Electric Mfg. Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced power supply technologies.

Collaborations

Fujishima has collaborated with notable coworkers, including Hitoshi Yoshioka and Takaki Kuramoto. Their combined efforts have led to advancements in the field of electrical engineering and power supply systems.

Conclusion

Kunihiro Fujishima's contributions to power supply technology through his innovative patents have significantly influenced the industry. His work continues to inspire future advancements in electrical engineering.

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