Kunihiko Gotoh

This inventor holds 50 USPTO granted patents and 2 EPO patents, primarily in Analog-Digital Conversion (CPC class 3302). Top assignees: Fujitsu Corporation, Semiconductor Technology Academic Research Center, Fugitsu Limited. Active years: 1985-2014.

USPTO Granted Patents = 50

% Patents Active = 70.0

EPO Patents = 2

Average Co-Inventor Count = 2.4

ph-index = 15

Forward Citations = 615(Granted Patents)

Forward Citations (Not Self Cited) = 606(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kunitachi, JP (1985 - 1990)
Tama, JP (1990 - 2004)
Kanagawa, JP (2009 - 2011)
Kawasaki, JP (1993 - 2014)

Company Filing History:

Semiconductor Technology Academic Research Center

where one patent can have more than one assignee

Years Active: 1985-2014

Loading Chart...

Areas of Expertise:

Operational Amplifier

Analog-Digital Converter

Switched Capacitor Circuit

Feedback Amplifier

Semiconductor Integrated Circuit

Differential Amplifier

Reference Voltage Generator

Digital AGC Circuit

Phase-Locked Loop

Rectifier Circuit

Variable Gain Circuit

Noise Reduction

50 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8692616 - Operational amplifier, analog arithmetic circuit, and analog to digital converter (2014-04-08),

2. 8629797 - Switched capacitor circuit and stage circuit for AD converter (2014-01-14),

3. 7986258 - Analog-digital conversion cell and analog-digital converter (2011-07-26),

4. 7907076 - Differential amplifier circuit amplifying differential signals with selectively switching between differential signals and AD converter apparatus (2011-03-15),

5. 7880532 - Reference voltage generating circuit (2011-02-01),

6. 7855596 - Demodulation circuit (2010-12-21),

7. 7732945 - Rectifier circuit (2010-06-08),

8. 7642840 - Reference voltage generator circuit (2010-01-05),

9. 7589587 - Feedback amplifier circuit operable at low voltage by utilizing switched operational amplifier and chopper modulator (2009-09-15),

10. 7456774 - Encoder circuit and A/D conversion circuit (2008-11-25),

11. 7301399 - Class AB CMOS output circuit equipped with CMOS circuit operating by predetermined operating current (2007-11-27),

12. 7271757 - Encoder circuit and A/D conversion circuit (2007-09-18),

13. 7068548 - Semiconductor integrated circuit with noise reduction circuit (2006-06-27),

14. 6998917 - Common-mode feedback circuit and differential operational amplifier circuit having stable operation and low power consumption (2006-02-14),

15. 6936889 - Semiconductor device and method for testing semiconductor device (2005-08-30),

Title: The Innovative Journey of Kunihiko Gotoh

Introduction: Kunihiko Gotoh, a pioneering inventor hailing from Kawasaki, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Kunihiko Gotoh's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his versatility and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Kunihiko Gotoh has worked with leading tech companies, research institutions, and universities to bring his ideas to life. His inventions have revolutionized various industries, earning him recognition as a visionary in the field.

Collaborations: Throughout his career, Kunihiko Gotoh has collaborated with top engineers, scientists, and designers to push the boundaries of what is possible. His ability to work seamlessly in interdisciplinary teams has led to the development of cutting-edge technologies with real-world applications.

Conclusion: Kunihiko Gotoh's passion for innovation, coupled with his relentless drive to create a better future, continues to inspire the next generation of inventors. His legacy serves as a testament to the power of imagination and ingenuity in shaping a brighter tomorrow.