Tokyo, Japan

Hirohisa Shishikura

This inventor holds 6 USPTO granted patents. Top assignees: Oki Electric Industry Co., Ltd., Fuji Photo Optical Co., Ltd., Nippon Hoso' Kyokai. Active years: 1976-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirohisa Shishikura. Retrieved from https://idiyas.com/inventor/hirohisa-shishikura

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 = 2.4

ph-index = 4

Forward Citations = 48(Granted Patents)


Location History:

  • Kodaira, JA (1976)
  • Tokyo, JA (1976)
  • Tokyo, JP (1987 - 1994)

Company Filing History:


Years Active: 1976-1994

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6 patents (USPTO):Explore Patents

Title: Hirohisa Shishikura: Innovator in Electronic Device Technology

Introduction

Hirohisa Shishikura is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electronic devices, holding a total of 6 patents. His work focuses on improving the functionality and efficiency of electronic systems.

Latest Patents

One of Shishikura's latest patents is the "Combination of a printed wiring board and a memory device selecting." This invention involves a printed wiring board equipped with a specific number of device mount areas and a conductor pattern for connecting memory devices. The system allows for the selection of memory devices based on a predetermined address code, enabling identical boards to be used for devices with varying memory capacities without the need for redesign. Another significant patent is the "Error correction system for difference set cyclic code in a teletext." This system enhances error correction in teletext transmissions by improving peripheral circuits and allowing for multiple operational modes, thus increasing the reliability of data transmission.

Career Highlights

Throughout his career, Hirohisa Shishikura has worked with prominent companies such as Oki Electric Industry Co., Ltd. and Fuji Photo Optical Co., Ltd. His experience in these organizations has contributed to his expertise in electronic device technology.

Collaborations

Shishikura has collaborated with notable individuals in his field, including Iwao Sagara and Saburo Numata. These partnerships have likely enriched his work and led to innovative advancements in technology.

Conclusion

Hirohisa Shishikura's contributions to electronic device technology through his patents and collaborations highlight his role as a significant inventor in the industry. His innovative solutions continue to impact the field positively.

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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