Akishima, Japan

Takashi Akioka

This inventor holds 38 USPTO granted patents, primarily in Semiconductor Technology. Top assignees: Hitachi, Ltd., Hitachi Ulsi Systems Co., Ltd., Renesas Technology Corp.. Active years: 1990-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Akioka. Retrieved from https://idiyas.com/inventor/takashi-akioka

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


% Patents Active = 81.6

Average Co-Inventor Count = 4.9

ph-index = 12

Forward Citations = 453(Granted Patents)


Location History:

  • Hitachi, JP (1990 - 1998)
  • Akishima, JP (1997 - 2011)
  • Kokubunji, JP (2005 - 2011)

Company Filing History:


Years Active: 1990-2011

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Areas of Expertise:
Integrated Circuit
Memory Device
High-Speed Memory
Logic Gates
Signal Detection
Data Processing
Redundancy Capability
Microprocessor
Voltage Generation
Multiplex Circuit
Electrical Characteristics
Bipolar Transistor
38 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Takashi Akioka

Introduction: Takashi Akioka, an accomplished inventor hailing from Akishima, Japan, has made significant strides in the fields of semiconductor technology and image display devices. With a remarkable portfolio of 38 patents, Akioka's inventions reflect his deep understanding and expertise in circuit design and display technology.

Latest Patents: Among his latest patents, Akioka has developed a semiconductor integrated circuit device that features a unique configuration of circuit elements and wirings. This innovation includes first electrodes electrically connected to the circuit, strategically placed on one main surface of a semiconductor substrate. Additionally, he has designed an organic insulating film that allows for selective openings on the surfaces of the first electrodes, enhancing electrical connectivity through at least one conductive layer linking the external connecting electrodes.

Furthermore, Akioka's work on an image display device stands out, highlighting a pixel arrangement in a matrix format. This device employs plural signal lines to supply display signal voltages and includes complex pixel selection lines organized in both X and Y directions, enabling efficient pixel selection and display signal application.

Career Highlights: Throughout his career, Takashi Akioka has been associated with notable companies, including Hitachi, Ltd. and Hitachi ULSI Systems Co., Ltd. These positions have provided Akioka with the platform to refine his skills and contribute to groundbreaking inventions in semiconductor technology.

Collaborations: Akioka has worked alongside esteemed colleagues such as Yutaka Kobayashi and Masahiro Iwamura. Their collaboration in research and development has undoubtedly propelled innovations in their respective fields.

Conclusion: Takashi Akioka's contributions to semiconductor integrated circuits and display technology are a testament to his inventive spirit and dedication to advancing technology. His patents play a crucial role in shaping future innovations, and his collaborations indicate the dynamic exchange of ideas that drive the industry forward. Akioka's legacy as an inventor continues to inspire those in the field of electronics and beyond.

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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