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For the Inventor, By the Inventor

Tokyo, Japan

Yasuharu Yoshida

This inventor holds 32 USPTO granted patents, plus 1 CIPO patent, primarily in Digital Communication Systems. Top assignees: Nec Corporation, Nippon Electric Co., Ltd.. Active years: 1978-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuharu Yoshida. Retrieved from https://idiyas.com/inventor/yasuharu-yoshida

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

USPTO Granted Patents = 32

% Patents Active = 100.0


Average Co-Inventor Count = 1.1

ph-index = 11

Forward Citations = 337(Granted Patents)


Location History:

  • Tokyo, JA (1978)
  • Tokyo, JP (1978 - 2014)

Company Filing History:

goldMedal25 out of 36,684 
 
Nec Corporation
 patents
silverMedal7 out of 1,038 
 
Nippon Electric Co., Ltd.
 patents

Years Active: 1978-2014

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Areas of Expertise:
Digital Transmission
Automobile Communications
Electronic Toll Collection
Quadrature Amplitude Modulation
Demodulator
Synchronization Circuits
Signal Processing
Interference Mitigation
Phase-Locked Loop
Analog-to-Digital Converter
Automatic Gain Control
Digital Modulation
32 patents (USPTO):Explore Patents
1. 8761003 - Digital transmission method and digital transmission system (2014-06-24),
2. 7099625 - Automobile communications method and system (2006-08-29),
3. 6285858 - Electronic toll collection system and method featuring antenna arrangement (2001-09-04),
4. 6269302 - Simple mobile object position detecting system (2001-07-31),
5. 5134634 - Multilevel quadrature amplitude demodulator capable of compensating for (1992-07-28),
6. 4975927 - Demodulator with composite transversal equalizer and eye detection clock (1990-12-04),
7. 4965536 - Quadrature amplitude modulation system using digital filters (1990-10-23),
8. 4875049 - Automatic level control circuit for an ad convertor (1989-10-17),
9. 4823363 - Phase-locked clock regeneration circuit for digital transmission systems (1989-04-18),
10. 4823361 - Interference immune digital modulation receiver (1989-04-18),
11. 4799240 - Clock synchronizing circuit including a voltage controlled oscillator (1989-01-17),
12. 4757266 - Demodulation system capable of establishing synchronization in a (1988-07-12),
13. 4755763 - Demodulator capable of avoiding abnormal demodulation (1988-07-05),
14. 4751478 - Multilevel modulator capable of producing a composite modulated signal (1988-06-14),
15. 4750191 - D/A converter capable of producing an analog signal having levels of a (1988-06-07),

Title: Innovations of Yasuharu Yoshida: A Pioneer in Digital Transmission

Introduction

Yasuharu Yoshida, based in Tokyo, Japan, is a prominent innovator renowned for his contributions to digital transmission technologies. Holding an impressive portfolio of 32 patents, Yoshida has played a critical role in advancing communication systems.

Latest Patents

Yoshida's latest patents include groundbreaking work in digital transmission methods and systems. One notable invention involves controlling the transmission capacity of a transmitter based on signals received from a receiver. This system optimizes transmission quality by generating control signals that adjust the transmitter's performance according to monitored reception conditions.

Another significant patent pertains to automobile communication systems. This invention ensures efficient hand-over processes while minimizing the load on mobile stations and adapting seamlessly to changing road conditions. By implementing carefully timed frequency switches across radio zones, the system maintains consistent communication with roadside transceivers, enhancing vehicular connectivity.

Career Highlights

Throughout his illustrious career, Yoshida has held positions at esteemed organizations such as NEC Corporation and Nippon Electric Co., Ltd. His work has significantly influenced digital communication technologies and paved the way for innovations in the field.

Collaborations

Collaborating with experts in the field, Yoshida has worked closely with notable colleagues like Yoshimi Tagashira and Manabu Yagi. Their collective experience and expertise have allowed for the successful development and implementation of advanced communication technologies.

Conclusion

Yasuharu Yoshida's contributions to digital transmission and automobile communication systems solidify his reputation as a leading innovator in the technology sector. His ongoing pursuit of excellence reflects the potential for future advancements in communication, benefiting industries and consumers alike.

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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