Tokyo, Japan

Hachiro Sawada

This inventor holds 2 USPTO granted patents. Top assignee: Nec Corporation. Active years: 1989-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hachiro Sawada. Retrieved from https://idiyas.com/inventor/hachiro-sawada

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 = 1.6

ph-index = 2

Forward Citations = 52(Granted Patents)


Company Filing History:


Years Active: 1989-1990

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2 patents (USPTO):Explore Patents

Title: Hachiro Sawada: Innovator in Display Technology

Introduction

Hachiro Sawada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of display technology, holding a total of 2 patents. His innovative work has paved the way for advancements in image processing and display management.

Latest Patents

Hachiro Sawada's latest patents include a display managing arrangement with a display memory divided into a matrix. This arrangement comprises a display memory and a display memory controller that accesses the display memory to display a selected area of an image datum. The display memory is organized into memory blocks arranged as an N-row M-column matrix, allowing for efficient management and access to the memory elements. Another notable patent is a device for producing an output image while giving an original image a rotation. This image rotating device processes an input signal representative of an original image into a processed signal, enabling rotation at angles of 90, 180, or 270 degrees.

Career Highlights

Hachiro Sawada is associated with NEC Corporation, a leading technology company known for its innovations in information technology and electronics. His work at NEC has allowed him to explore and develop cutting-edge technologies in display management and image processing.

Collaborations

Throughout his career, Hachiro has collaborated with notable colleagues such as Tadashi Fujitsu and Ken-ichi Takahashi. These collaborations have contributed to the advancement of technology in their respective fields.

Conclusion

Hachiro Sawada's contributions to display technology and image processing have established him as a key figure in the industry. His innovative patents reflect his commitment to advancing technology and improving user experiences in visual displays.

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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