Hitachi, Japan

Yuji Kobayashi

This inventor holds 3 USPTO granted patents. Top assignees: Hitachi Chemical Company, Ltd., Asahi Denka Kogyo K.k.. Active years: 1998-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Kobayashi. Retrieved from https://idiyas.com/inventor/yuji-kobayashi-bvjuyicl

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 6.9

ph-index = 2

Forward Citations = 37(Granted Patents)


Location History:

  • Hitachi, JP (1998)
  • Ibaraki-ken, JP (2000)

Company Filing History:


Years Active: 1998-2000

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3 patents (USPTO):Explore Patents

Title: Yuji Kobayashi: Innovator in Macromolecular Materials and Color Filters

Introduction

Yuji Kobayashi is a notable inventor based in Hitachi, Japan. He has made significant contributions to the fields of macromolecular materials and optical technologies. With a total of 3 patents, his work has had a considerable impact on various industries.

Latest Patents

Kobayashi's latest patents include a macromolecular material composition and a modifier for macromolecular materials. This innovative composition comprises a macromolecular material and a modifier that includes a polyvinyl cyclohexane compound with a hydroindane structure. The modifier enhances the melt flow characteristics, flexibility at low temperatures, and mechanical properties such as bending modulus and bending strength. Notably, it does not bleed or emit unpleasant odors. Another significant patent involves the production of a color filter. This color filter, which boasts excellent optical properties, can be produced in high yield using a photo-sensitive composition. This composition consists of a resin, one or more pigments, one or more monomers, and a photoinitiator. The process involves forming a film on a substrate, followed by exposure to light and development using a specific developer.

Career Highlights

Throughout his career, Yuji Kobayashi has worked with prominent companies such as Hitachi Chemical Company, Ltd. and Asahi Denka Kogyo K.K. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations.

Collaborations

Kobayashi has collaborated with notable coworkers, including Kouji Yamazaki and Yoichi Kimura. These partnerships have fostered a creative environment that has led to the development of his innovative patents.

Conclusion

Yuji Kobayashi's contributions to macromolecular materials and color filter technologies highlight his role as a significant inventor in his field. His innovative patents and collaborations reflect his dedication to advancing technology and improving material properties.

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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