Yokohama, Japan

Kazumi Goto

This inventor holds 4 USPTO granted patents. Top assignees: Mitsubishi Pencil Kabushiki Kaisha, Tsukasa Felt Shoji Co., Ltd.. Active years: 1995-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazumi Goto. Retrieved from https://idiyas.com/inventor/kazumi-goto

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 = 4

Forward Citations = 50(Granted Patents)


Location History:

  • Kanagawa, JP (1995)
  • Yokohama, JP (1997 - 2000)

Company Filing History:


Years Active: 1995-2000

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4 patents (USPTO):Explore Patents

Title: Kazumi Goto: Innovator in Ink Composition

Introduction

Kazumi Goto is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of ink compositions, holding a total of 4 patents. His innovative work focuses on creating inks that exhibit excellent properties for various applications.

Latest Patents

One of his latest patents is an ink composition designed for osmotic seals, stamp pads, or vermilion ink-pads. This composition includes at least one organic solvent from a specific group, a colorant consisting of a pigment and/or dye, and a resin with limited solubility in water or ethanol. The ink is noted for its superior seal sticking property against non-absorbing surfaces, as well as its water and alcohol resistance, making it suitable for stamping on diverse surfaces such as resin, glass, and metal.

Another significant patent is an ink composition for writing instruments. This formulation comprises an organic solvent with specific vapor pressure and SP value, a colorant, and a resin. It is designed to write on various surfaces, including resin, glass, and metal, while also providing excellent line sticking properties and resistance to water and alcohol. This ink can effectively be used on surfaces with releasing or water-repellent properties.

Career Highlights

Kazumi Goto has worked with prominent companies such as Mitsubishi Pencil and Tsukasa Felt Shoji Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative ink solutions.

Collaborations

Some of his notable coworkers include Shuji Ichikawa and Shigehiro Sasaki. Their collaboration has likely fostered a creative environment that encourages innovation in ink technology.

Conclusion

Kazumi Goto's contributions to ink composition demonstrate his commitment to innovation and excellence in the field. His patents reflect a deep understanding of material properties and their applications, making him a significant figure in the 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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