Tokyo, Japan

Akinori Tanaka

This inventor holds 3 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignees: Zebra Co., Ltd., Kaijo Corporation. Active years: 2001-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akinori Tanaka. Retrieved from https://idiyas.com/inventor/akinori-tanaka-ga8uuof3

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 33.3

 

Average Co-Inventor Count = 2.6

ph-index = 2

Forward Citations = 53(Granted Patents)


Company Filing History:


Years Active: 2001-2012

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3 patents (USPTO):Explore Patents

Title: Akinori Tanaka: Innovator in Writing Ink Composition

Introduction

Akinori Tanaka is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of writing ink composition, holding a total of 3 patents. His innovative work has influenced the design and functionality of writing instruments.

Latest Patents

Tanaka's latest patents include a unique writing ink composition. This composition features an oil-based component that contains a polar solvent and a spinnability imparting agent, along with a water-based component that includes water, polyhydric alcohol, a thixotropy imparting agent, and a pigment. The water-based component is dispersed within the oil-based component, creating a versatile ink solution. Another patent focuses on an ink composition specifically designed for writing instruments. This formulation consists of an aqueous component containing water, a thixotropic agent, a polyhydric alcohol, and a pigment, all dispersed in an oil component that includes dyes and non-dye components. Notably, the IOB value for all dyes in the oil component is no greater than 0.9.

Career Highlights

Throughout his career, Akinori Tanaka has worked with prominent companies such as Zebra Co., Ltd. and Kaijo Corporation. His experience in these organizations has allowed him to refine his expertise in ink technology and product development.

Collaborations

Tanaka has collaborated with notable colleagues, including Shoichi Okano and Isao Maki. These partnerships have contributed to the advancement of his innovative projects and patents.

Conclusion

Akinori Tanaka's contributions to writing ink composition demonstrate his commitment to innovation in the field. His patents reflect a deep understanding of materials and their applications in writing instruments.

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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