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For the Inventor, By the Inventor

Hachioji, Japan

Eiichi Hadano

This inventor holds 7 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1991-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiichi Hadano. Retrieved from https://idiyas.com/inventor/eiichi-hadano

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 6

Forward Citations = 170(Granted Patents)


Location History:

  • Hachioji, JP (1991 - 1995)
  • Kokubunji, JP (1993 - 1996)
  • Yokohama, JP (1996)

Company Filing History:

goldMedal7 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 1991-1996

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7 patents (USPTO):Explore Patents
1. 5576849 - Image data transformation apparatus and image entry apparatus (1996-11-19),
2. 5522041 - Data processor and data transfer method (1996-05-28),
3. 5390034 - Color image processing method and apparatus with chrominance emphasizing (1995-02-14),
4. 5268771 - Image restoration processing system and method (1993-12-07),
5. 5231482 - Image filing apparatus and method for thereby encoding and storing (1993-07-27),
6. 5128748 - Image processing system and apparatus for processing color documents (1992-07-07),
7. 5021989 - Document browsing apparatus with concurrent processing and retrievel (1991-06-04),

Title: Inventor Eiichi Hadano: Pioneering Innovations in Image Data Processing

Introduction

Eiichi Hadano, a distinguished inventor based in Hachioji, Japan, has made significant contributions to the field of image data processing. With a noteworthy portfolio of seven patents, Hadano's innovations demonstrate a keen understanding of technology and its applications in modern information systems.

Latest Patents

Among his latest patents, Hadano has developed an image data transformation apparatus designed to automatically differentiate between monochrome, multi-color, and full-color documents. This apparatus intelligently determines character and photograph regions, producing appropriate binary image data based on the operational results. Furthermore, he has created a data processor and data transfer method aimed at efficiently transferring data between multiple information processing devices within a client-server system. This invention addresses vital transmission management requirements by ensuring that protocols, data structures, and coding schemes are in sync between the sending and receiving sides.

Career Highlights

Eiichi Hadano is associated with Hitachi, Ltd., a leading technology company known for its innovative solutions. His career at Hitachi has seen him engage in cutting-edge research, leading to the development of multiple patents that enhance data processing and image management technologies.

Collaborations

Throughout his tenure, Hadano has collaborated with talented colleagues, including Masaaki Fujinawa and Hiromichi Fujisawa. These collaborations have fostered a stimulating environment for innovation, allowing for the exchange of ideas and techniques that contribute to their shared goals.

Conclusion

As an influential figure in the realm of technology, Eiichi Hadano continues to pave the way for advancements in image data processing. His inventive spirit and collaborative efforts position him as a key contributor to the ongoing evolution of data management technologies in the industry.

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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