Kouichi Kunitomo

Title: **Innovations by Kouichi Kunitomo: A Pioneer in Portable Charging Technology**

Introduction

Kouichi Kunitomo is an innovative inventor based in Yokohama, Japan, with a notable portfolio that encompasses seven patents. His work revolves primarily around advancements in portable telephone technologies and charging systems, showcasing his commitment to enhancing user experience in modern telecommunications.

Latest Patents

Among his latest inventions, Kunitomo has developed a "Portable Telephone with Built-in Charger." This invention features a sophisticated charging circuit designed to recharge the phone's battery using an external power supply. It includes a voltage detector to monitor battery levels, a memory that stores various charge-restart thresholds tailored to different phone usage states, and a controller that optimizes the charging cycle based on real-time usage patterns.

Another significant patent from Kunitomo is a "Charging Control Circuit." This circuit consists of a first connector that receives input power, and a second connector that provides charging power to either Nickel-Cadmium (Ni-Cd) or Lithium-ion batteries. The circuit incorporates mechanisms for detecting battery types, monitoring voltage and current, and managing charging through constant current and voltage adjustments. This intelligent system efficiently handles different battery chemistries, ensuring effective charging and a longer lifespan for the batteries used in portable devices.

Career Highlights

Kunitomo's career is marked by his tenure at Matsushita Electric Industrial Co., Ltd., a global leader in innovative electronics solutions. His role in the company has allowed him to push the boundaries of technology and contribute significantly to advancements in portable electronic devices.

Collaborations

Throughout his career, Kouichi Kunitomo has worked alongside skilled colleagues, including Takehiko Sato and Jun Sato. Their collaboration has fostered a creative environment where ideas can flourish and lead to remarkable innovations in the field of telecommunications and battery technology.

Conclusion

In summary, Kouichi Kunitomo stands out as a dedicated inventor whose contributions to portable charging technology have significantly impacted the electronics industry. Through his numerous patents and collaborative efforts, he continues to inspire advancements that shape the future of mobile communication.