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Hiroki Murakami

This inventor holds 44 USPTO granted patents, primarily in Semiconductor Devices. Top assignees: Winbond Electronics Corporation, Fuji Xerox Co., Ltd., Spansion LLC.. Active years: 1988-2024.

USPTO Granted Patents = 44

% Patents Active = 81.8

Average Co-Inventor Count = 1.7

ph-index = 6

Forward Citations = 165(Granted Patents)

Location History:

Fujisawa, JP (2007)
Ebina, JP (1988 - 2010)
Kawasaki, JP (2008 - 2012)
Saitama-Pref, JP (2015)
Saitama, JP (2015 - 2016)
Taichung, TW (2018 - 2021)
Yokohama, JP (2009 - 2022)
Kanagawa, JP (1993 - 2024)

Company Filing History:

18 out of 2,101

Winbond Electronics Corporation

Windbond Electronics Corp.

Samsung Electronics Co., Ltd.

patents

Years Active: 1988-2024

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Areas of Expertise:

Voltage Generation

Semiconductor Devices

Memory Devices

Power Management

Oscillator Circuit

Charge Pump Circuit

Non-Volatile Memory

Flash Memory

Control Method

Image Forming Apparatus

Droplet Ejection

Electroluminescent Device

44 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12032396 - Voltage generating circuit and semiconductor device for suppressing leakage current (2024-07-09),

2. 11323067 - Oscillator circuit and semiconductor integrated circuit (2022-05-03),

3. 11269365 - Voltage-generating circuit and semiconductor device using the same (2022-03-08),

4. 10990119 - Reference voltage generation circuit, power-on detection circuit, and semiconductor device for preventing internal circuit from operating incorrectly at low voltage (2021-04-27),

5. 10978162 - Method and semiconductor device for protecting a semiconductor integrated circuit from reverse engineering (2021-04-13),

6. 10972005 - Charge pump circuit, semiconductor device, and semiconductor memory device (2021-04-06),

7. 10817189 - Semiconductor memory device and operation setting method thereof (2020-10-27),

8. 10726927 - Semiconductor memory device (2020-07-28),

9. 10665304 - Semiconductor memory device and methods for operating a semiconductor memory device (2020-05-26),

10. 10510421 - Semiconductor storage device and readout method thereof (2019-12-17),

11. 10490240 - Semiconductor memory device capable of correctly reading data (2019-11-26),

12. 10297295 - Semiconductor memory device (2019-05-21),

13. 10269409 - Non-volatile semiconductor memory device and driving method for block selection by boosting thereof (2019-04-23),

14. 10096369 - Semiconductor device including a voltage generation circuit, and voltage generation circuit generates a required voltage according to internal data requested in response to an operation (2018-10-09),

15. 9865358 - Flash memory device and erase method thereof capable of reducing power consumption (2018-01-09),

Title: Innovator Spotlight: Hiroki Murakami

Introduction: Hiroki Murakami is a prominent inventor based in Kanagawa, Japan, known for his significant contributions to semiconductor technology. With an impressive portfolio of 44 patents, he has demonstrated expertise in designing circuits that enhance the performance and efficiency of electronic devices.

Latest Patents: His recent innovations include a voltage generating circuit and a semiconductor device designed to suppress leakage current. This invention features a reference voltage generating part, a leakage current monitoring part, a control part, and an internal voltage generating part, all working together to manage and minimize leakage in semiconductor devices. Additionally, he developed an oscillator circuit and a semiconductor integrated circuit that streamlines the frequency management of clock signals. This invention addresses errors in constant current circuits, utilizing a current limiting mechanism to maintain operational integrity as supply voltage levels fluctuate.

Career Highlights: Throughout his career, Hiroki Murakami has contributed to renowned companies such as Winbond Electronics Corporation and Fuji Xerox Co., Ltd. His work has been pivotal in advancing semiconductor technologies, enhancing their reliability and performance across various applications.

Collaborations: Throughout his career, Hiroki has collaborated with talented professionals such as Makoto Senoo and Mitsuhiro Matsumoto. These partnerships have facilitated the successful development and implementation of innovative solutions in the semiconductor industry.

Conclusion: Hiroki Murakami exemplifies the spirit of innovation, with a focus on improving semiconductor technologies through his extensive patent portfolio. His contributions not only enhance electronic devices but also pave the way for future advancements in the field. As technology continues to evolve, inventors like Murakami remain at the forefront of driving progress and pushing the boundaries of what's possible.

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