Ibaraki, Japan

Atsuo Nakajima

This inventor holds 6 USPTO granted patents. Top assignees: Hitachi Chemical Company, Ltd., Hitachi Chemical, Ltd.. Active years: 1988-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Atsuo Nakajima. Retrieved from https://idiyas.com/inventor/atsuo-nakajima

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 = 4.4

ph-index = 5

Forward Citations = 358(Granted Patents)


Location History:

  • Ibaraki, JP (1988 - 1992)
  • Ibaraki-ken, JP (1998 - 2000)

Company Filing History:


Years Active: 1988-2000

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6 patents (USPTO):Explore Patents

Title: Atsuo Nakajima: Innovator in Circuit Connection Technologies

Introduction

Atsuo Nakajima is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of circuit connection technologies, holding a total of 6 patents. His innovative work has had a lasting impact on the semiconductor industry.

Latest Patents

One of Nakajima's latest patents is a process for connecting circuits and an adhesive film used therefor. This adhesive film comprises (a) a liquid epoxy resin, (b) a solid resin with one or more functional groups, (c) a microcapsule type curing agent, and if necessary, (d) a coupling agent. This invention is particularly effective for connecting semiconductor chips and wiring boards under heat and pressure.

Career Highlights

Throughout his career, Nakajima has worked with notable companies, including Hitachi Chemical Company, Ltd. and Hitachi Chemical, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in circuit connection technologies.

Collaborations

Some of Nakajima's coworkers include Isao Tsukagoshi and Yutaka Yamaguchi. Their collaboration has contributed to the advancement of technologies in their respective fields.

Conclusion

Atsuo Nakajima's contributions to circuit connection technologies and his innovative patents highlight his importance in the semiconductor industry. His work continues to influence advancements in this critical area of technology.

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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