Hachioji, Japan

Michiaki Sugawara

This inventor holds 2 USPTO granted patents. Top assignees: Japan Spectroscopic Co., Ltd., Nihon Bunko Kogyo Kabushiki Kaisha. Active years: 1982-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michiaki Sugawara. Retrieved from https://idiyas.com/inventor/michiaki-sugawara

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 = 3.7

ph-index = 2

Forward Citations = 66(Granted Patents)


Company Filing History:


Years Active: 1982-1991

Loading Chart...
2 patents (USPTO):Explore Patents

Title: The Innovative Journey of Michiaki Sugawara

Introduction

Michiaki Sugawara is a prominent inventor based in Hachioji, Japan, known for his significant contributions to the field of pressure control apparatuses and chromatographic techniques. With a total of two patents to his name, Sugawara's innovative work has advanced the extraction and separation processes in various applications.

Latest Patents

Sugawara's latest patents include a Pressure Control Apparatus and an Apparatus for Effecting Extraction, which are crucial in enhancing the efficiency of chromatographic separation and fractionation. The pressure control apparatus is designed to cyclically open and close a valve, thereby regulating the pressure level and minimizing fluid stagnation. Additionally, his apparatus facilitates the on-line extraction of soluble components from samples, performing their separation and fractionation effectively. Notably, the chromatography is linked to a supercritical fluid extraction device, where the pressure control apparatus operates as a back-pressure regulator, ensuring optimal performance.

Another innovative aspect of Sugawara's work is his mobile phase supplying method in liquid chromatography. This method employs a second plunger pump unit alongside the conventional first plunger pump, designed to synchronize the supply of mobile phase and prevent negative pressure issues. The apparatus incorporates a double-pumped structure, utilizing a connecting rod to co-axially drive both pump units, showcasing Sugawara’s ingenuity in improving liquid chromatography systems.

Career Highlights

Throughout his career, Michiaki Sugawara has been associated with notable companies such as Nihon Bunko Kogyo Co., Ltd. and Japan Spectroscopic Co., Ltd. His experience in these organizations has significantly influenced his innovations and patent applications, allowing him to develop cutting-edge technologies in his field.

Collaborations

In his journey of innovation, Sugawara has collaborated with esteemed professionals such as Muneo Saito and Yoshio Yamauchi. These collaborations have not only fostered creativity but have also broadened the scope of research and development in pressure control and chromatography technologies.

Conclusion

Michiaki Sugawara's contributions to the field of engineering and chromatography exemplify the spirit of innovation. With his patents, he has paved the way for advancements that enhance the efficiency and effectiveness of extraction and separation processes. His work continues to influence the industry, inspiring future inventors and researchers in their pursuits of innovation.

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]
Loading…