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For the Inventor, By the Inventor

Hitachi, Japan

Masahiro Ueno

This inventor holds 11 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Engineering Co., Ltd.. Active years: 1978-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Ueno. Retrieved from https://idiyas.com/inventor/masahiro-ueno-77yhyny7

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

Calculating rank
USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 4.1

ph-index = 8

Forward Citations = 270(Granted Patents)


Location History:

  • Hitachi, JA (1978)
  • Hitachi, JP (1980 - 1997)

Company Filing History:

goldMedal11 out of 42,743 
 
Hitachi, Ltd.
 patents
silverMedal2 out of 162 
 
Hitachi Engineering Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1978-1997

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11 patents (USPTO):Explore Patents
1. 5682552 - Data communication adapter and data communication terminal apparatus for (1997-10-28),
2. 5628022 - Microcomputer with programmable ROM (1997-05-06),
3. 5117382 - Semiconductor integrated circuit for performing an arithmetic operation (1992-05-26),
4. 5058114 - Program control apparatus incorporating a trace function (1991-10-15),
5. 4801983 - Schottky diode formed on MOSFET drain (1989-01-31),
6. 4797583 - Level converting circuit for converting voltage levels, including a (1989-01-10),
7. 4789958 - Carry-look-ahead adder including bipolar and MOS transistors (1988-12-06),
8. 4727517 - Semiconductor memory with column line voltage sitting circuit (1988-02-23),
9. 4618930 - Automatic train control apparatus (1986-10-21),
10. 4200225 - Diagnostic check system for digital signal circuit (1980-04-29),
11. 4087078 - Moving apparatus for a load (1978-05-02),

Title: Masahiro Ueno: Innovator in Data Communication Technology

Introduction

Masahiro Ueno is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of data communication, holding a total of 11 patents. His innovative work has paved the way for advancements in communication technology, particularly in the design of data communication adapters and microcomputers.

Latest Patents

Ueno's latest patents include a data communication adapter and a data communication terminal apparatus. The data communication adapter is designed for digital data communication, connecting a signal transmission path for both receive and transmit data with a host processor unit. This apparatus employs an internal host bus that operates independently of a CPU dedicated bus, allowing for efficient data transfer between various memory types. Additionally, Ueno has developed a microcomputer with a programmable ROM that features a mode select signal, enabling the selection of different operational modes, including MCU mode, PROM mode, and inline mode.

Career Highlights

Throughout his career, Masahiro Ueno has worked with notable companies such as Hitachi, Ltd. and Hitachi Engineering Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the field of data communication.

Collaborations

Ueno has collaborated with several talented individuals, including Ikuro Masuda and Masahiro Iwamura. These partnerships have fostered an environment of innovation and creativity, leading to the development of advanced technologies.

Conclusion

Masahiro Ueno's contributions to data communication technology are noteworthy and impactful. His innovative patents and career achievements reflect his dedication to advancing the field. Ueno's work continues to influence the way data communication systems are designed and implemented today.

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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