Fumio Jinno

Title: Fumio Jinno: Innovator in Capacitor Film Technology

Introduction

Fumio Jinno is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of capacitor film technology, holding a total of 2 patents. His work focuses on enhancing the performance and efficiency of capacitor films, which are essential components in various electronic devices.

Latest Patents

Jinno's latest patents include innovations in raw sheets for capacitor films and biaxially oriented polypropylene films. The first patent describes a cast raw sheet for a capacitor film, prepared by heating and melting a polypropylene resin. This resin has a weight average molecular weight ranging from 100,000 to 500,000, with a molecular weight distribution of 7 or more. The cast raw sheet contains a β-form in a proportion of 1% or more and less than 20%, determined by X-ray diffraction intensity. The second patent relates to a biaxially oriented polypropylene film, which also utilizes a polypropylene resin with similar molecular weight specifications. This film features a protrusion volume measured using a super-depth surface profile measurement microscope, enhancing its surface characteristics.

Career Highlights

Throughout his career, Fumio Jinno has worked with prominent companies such as Oji Holdings Corporation and Oji Paper Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in capacitor film technology.

Collaborations

Jinno has collaborated with esteemed colleagues, including Tadakazu Ishiwata and Manabu Furukawa. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Fumio Jinno's contributions to capacitor film technology demonstrate his commitment to innovation and excellence in the field. His patents reflect a deep understanding of materials science and engineering, paving the way for advancements in electronic components.