Yoshinao Morikawa

This inventor holds 53 USPTO granted patents and 1 EPO patent, primarily in Semiconductor Memory (CPC class H04N). Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1999-2022.

USPTO Granted Patents = 53

% Patents Active = 45.3

EPO Patents = 1

Average Co-Inventor Count = 2.3

ph-index = 12

Forward Citations = 588(Granted Patents)

Forward Citations (Not Self Cited) = 570(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Nara, JP (1999 - 2003)
Ikomai, JP (2006)
Ikoma, JP (2004 - 2008)
Osaka, JP (2013)
Sakai, JP (2020 - 2022)

Company Filing History:

53 out of 25,949

Sharp Kabushiki Kaisha Corporation

patents

Years Active: 1999-2022

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Areas of Expertise:

Solid-State Image Sensor

Semiconductor Memory Device

A/D Converter

Nonvolatile Memory Cell

Data Retention

Portable Electronic Apparatus

Programming Method

Redundancy Circuit

Electrically Programmable Memory

Digital Converter

High Resolution Imaging

Mobile Electronic Device

53 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11477405 - Solid-state image sensor (2022-10-18),

2. 11146750 - Solid-state image sensing device (2021-10-12),

3. 11122233 - Solid-state imaging device with high resolution A/D conversion (2021-09-14),

4. 10708532 - Analog-to-digital converter and solid-state image sensor (2020-07-07),

5. 10659711 - Solid-state imaging apparatus (2020-05-19),

6. 10608529 - Internal voltage generation circuit (2020-03-31),

7. 8421891 - A/D conversion apparatus using gray code counter, solid-state image capturing apparatus and electronic information device (2013-04-16),

8. 7405974 - Semiconductor memory device, page buffer resource assigning method and circuit therefor, computer system and mobile electronic device (2008-07-29),

9. 7315603 - Semiconductor storage device, method for protecting predetermined memory element and portable electronic equipment (2008-01-01),

10. 7283407 - Semiconductor memory device (2007-10-16),

11. 7272058 - Nonvolatile semiconductor memory device having redundant relief technique (2007-09-18),

12. 7177188 - Semiconductor memory device, display device, and portable electronic apparatus (2007-02-13),

13. 7170791 - Programming verification method of nonvolatile memory cell, semiconductor memory device, and portable electronic apparatus having the semiconductor memory device (2007-01-30),

14. 7167402 - Semiconductor storage device, redundancy circuit thereof, and portable electronic device (2007-01-23),

15. 7161207 - Computer system, memory structure and structure for providing storage of data (2007-01-09),

Title: Yoshinao Morikawa: Pioneering Inventor from Ikoma

Introduction: Yoshinao Morikawa is a distinguished inventor hailing from Ikoma, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yoshinao Morikawa holds several patents in various technological domains, showcasing his continuous dedication to pushing the boundaries of innovation.

Career Highlights: Throughout his illustrious career, Morikawa has been instrumental in developing cutting-edge technologies that have revolutionized industries and improved the lives of many.

Collaborations: Morikawa has collaborated with leading research institutions, universities, and companies to further advance his inventions and bring them to the market, solidifying his reputation as a visionary inventor.

Conclusion: Yoshinao Morikawa's relentless pursuit of innovation and his remarkable contributions have cemented his legacy as a pioneering inventor in the realm of technology.