Tochigi, Japan

Osamu Ishikawa

This inventor holds 10 USPTO granted patents. Top assignees: Tochigi Fuji Sangyo Kabushiki Kaisha, Cosmo Oil Co., Ltd., Dow Corning Kabushiki Kaisha. Active years: 1988-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Ishikawa. Retrieved from https://idiyas.com/inventor/osamu-ishikawa-xnpl3f9b

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


% Patents Active = 90.0

Average Co-Inventor Count = 3.0

ph-index = 5

Forward Citations = 73(Granted Patents)


Location History:

  • Tochigi, JP (1988 - 2012)
  • Tochigi-ken, JP (1998 - 2021)

Company Filing History:


Years Active: 1988-2021

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10 patents (USPTO):Explore Patents

Title: Osamu Ishikawa: Innovator in Injection Molding and Pulverization Technology

Introduction

Osamu Ishikawa is a notable inventor based in Tochigi, Japan, recognized for his contributions to the fields of injection molding and pulverization technology. With a total of 10 patents to his name, Ishikawa has made significant advancements that enhance manufacturing processes and product functionality.

Latest Patents

One of Ishikawa's latest patents is an injection molded article that features a body part and a movable part. The body part includes a first stopper part and a second stopper part, while the movable part consists of a movable body along with a first rib and a second rib that protrude at both widthwise end parts of the movable body. Additionally, a first groove and a second groove extend in the depth direction, perpendicular to the axial direction of a hinge part, and are formed between the movable body and the first rib, as well as between the movable body and the second rib.

Another significant patent is a pulverization/dispersion processing system. This system utilizes a medium agitating type wet pulverization/dispersion machine and is designed to objectively assess the progress of pulverization and dispersion processing in real-time. The system includes a holding tank for the material to be processed, a circulating pump, and connecting circulating lines. It is equipped with a particle size distribution measuring instrument and/or a zeta potential measuring instrument, which perform measurements using ultrasonic waves, employing either an ultrasonic attenuation method or an electron kinetic sonic amplitude method.

Career Highlights

Throughout his career, Osamu Ishikawa has worked with prominent companies such as Tochigi Fuji Sangyo Co., Ltd. and Cosmo Oil Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Ishikawa has collaborated with notable individuals in his field, including Masao Teraoka and Yasuhiko Ishikawa. These collaborations have likely fostered a creative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Osamu Ishikawa's contributions to injection molding and pulverization technology demonstrate his innovative spirit and commitment to advancing manufacturing processes. His patents reflect a deep understanding of engineering principles and a dedication to improving product functionality.

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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