Naruichi Yokogawa

This inventor holds 18 USPTO granted patents, primarily in Optical Communication. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1993-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naruichi Yokogawa. Retrieved from https://idiyas.com/inventor/naruichi-yokogawa

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

USPTO Granted Patents = 18

% Patents Active = 50.0

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 66(Granted Patents)

Location History:

Kitakatsuragi, JP (1993)
Kashihara, JP (1994 - 2011)
Osaka, JP (2012)

Company Filing History:

18 out of 25,974

Sharp Kabushiki Kaisha Corporation

patents

Years Active: 1993-2012

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Areas of Expertise:

Optical Modulation

Infrared Receiver

Photoelectric Circuit

Data Communication

Light Amplification

Waveform Shaping

Carrier Detection

Electronic Device

18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8217335 - Optical modulation-type detection device and electronic device (2012-07-10),

2. 8050572 - Receiver and electronic device (2011-11-01),

3. 7460792 - Receiving circuit and electronic apparatus for optical communication (2008-12-02),

4. 7437084 - Infrared radiation receiving circuit, electronic device, and infrared radiation receiving method (2008-10-14),

5. 7359649 - Infrared transmitter circuit and electronic device (2008-04-15),

6. 7157684 - Receiving circuit for free-space optical communication (2007-01-02),

7. 7061303 - Photoelectric leak current compensating circuit and optical signal circuit using same (2006-06-13),

8. 7054389 - Carrier detection circuit and infrared ray remote control receiver (2006-05-30),

9. 6812546 - Current mirror circuit and optical signal circuit using same (2004-11-02),

10. 6762596 - Constant voltage circuit and infrared remote control receiver using the same (2004-07-13),

11. 6693466 - Comparator circuit and infrared signal receiving apparatus (2004-02-17),

12. 6677732 - Charge and/or discharge circuit, and carrier detector circuit using same (2004-01-13),

13. 6480311 - Peak-hold circuit and an infrared communication device provided with such a circuit (2002-11-12),

14. 6147533 - Data communication receiving elements (2000-11-14),

15. 6137101 - Light receiving amplifying device (2000-10-24),

Title: Naruichi Yokogawa: Innovator in Optical Detection Technologies

Introduction

Naruichi Yokogawa is a prominent inventor based in Kashihara, Japan. He has made significant contributions to the field of optical detection technologies, holding a total of 18 patents. His work focuses on enhancing the performance and reliability of electronic devices through innovative detection methods.

Latest Patents

Yokogawa's latest patents include an optical modulation-type detection device and an electronic device. The optical modulation-type detection device features a noise detection mode that includes an offset canceling period to suppress the offset of the pulse signal converting section. This device also has an asynchronous reception period to detect whether asynchronous reception occurs. Additionally, the electronic device incorporates an abnormal pulse detection circuit that improves audio signal quality by reducing discomfort caused by noise variations.

Career Highlights

Yokogawa is currently employed at Sharp Kabushiki Kaisha Corporation, where he continues to develop cutting-edge technologies. His innovative approaches have positioned him as a key figure in the advancement of optical detection systems.

Collaborations

Some of his notable coworkers include Takeshi Nishino and Takahiro Inoue, who have collaborated with him on various projects within the company.

Conclusion

Naruichi Yokogawa's contributions to optical detection technologies have significantly impacted the field, showcasing his expertise and innovative spirit. His work continues to influence advancements in electronic devices, making him a noteworthy inventor 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]