Katsunori Hagiwara

Title: Innovations of Katsunori Hagiwara

Introduction

Katsunori Hagiwara is a notable inventor based in Mie, Japan. He has made significant contributions to the field of spark plug technology, holding a total of 4 patents. His work focuses on enhancing the performance and efficiency of internal combustion engines.

Latest Patents

Hagiwara's latest patents include a plasma-jet spark plug control method and device. This innovative method controls a plasma-jet spark plug in a four-stroke internal combustion engine. It involves generating a primary discharge during either a compression or expansion stroke to produce plasma. Additionally, it generates a secondary discharge after the primary discharge and before the completion of a subsequent intake stroke. Another significant patent is for a plasma jet spark plug and ignition system. This design improves ignitability and durability by forming part of a spark discharge gap outside the electric discharge space that generates plasma. The plasma jet spark plug features a center electrode and an insulator with an axial bore, enhancing its overall functionality.

Career Highlights

Katsunori Hagiwara is currently associated with NGK Spark Plug Company, Limited. His work at this esteemed company has allowed him to develop cutting-edge technologies that contribute to advancements in engine performance.

Collaborations

Hagiwara has collaborated with notable coworkers such as Satoshi Nagasawa and Wataru Matutani. Their combined expertise has fostered innovation in spark plug technology.

Conclusion

Katsunori Hagiwara's contributions to spark plug technology through his patents and collaborations highlight his role as a significant inventor in the automotive industry. His work continues to influence advancements in engine efficiency and performance.