Shibuya, Japan

Sokichi Murakami

This inventor holds 1 USPTO granted patent. Top assignees: Casio Computer Co., Ltd., I.d. Co., Ltd.. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sokichi Murakami. Retrieved from https://idiyas.com/inventor/sokichi-murakami

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1984

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1 patent (USPTO):Explore Patents

Title: Sokichi Murakami: Innovator in Magnetic Brush Cleaning Technology

Introduction

Sokichi Murakami is a notable inventor based in Shibuya, Japan. He is recognized for his contributions to the field of image forming apparatuses, particularly through his innovative patent related to cleaning devices.

Latest Patents

Murakami holds a patent for a "Magnetic brush cleaning device for image forming apparatus." This device features a magnetic brush that facilitates the sliding rub of a magnetic carrier and toner against the surface of a photoconductor, effectively removing residual toner. The cleaning device is equipped with a toner recovery assembly that applies a bias voltage to electrostatically attract surplus toner. Additionally, it includes a detector that measures toner density based on magnetic permeability or resistance, along with a control system for adjusting the bias voltage according to the detected toner density.

Career Highlights

Throughout his career, Sokichi Murakami has worked with prominent companies, including I.D. Co., Ltd. and Casio Computer Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative cleaning technologies for imaging systems.

Collaborations

One of Murakami's notable collaborators is Masayoshi Furuichi. Their partnership has likely fostered advancements in the technologies they have worked on together.

Conclusion

Sokichi Murakami's contributions to the field of image forming apparatuses through his patented magnetic brush cleaning device highlight his innovative spirit and technical expertise. His work continues to influence the development of efficient cleaning technologies in the imaging industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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