Tadashi Akaho

This inventor holds 13 USPTO granted patents and 6 published patent applications. Top assignees: Rohm Co., Ltd., Rohm Gmbh. Active years: 2012-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Akaho. Retrieved from https://idiyas.com/inventor/tadashi-akaho

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

USPTO Granted Patents = 13 (Patent Applications = 6)

% Patents Active = 84.6

Average Co-Inventor Count = 1.2

ph-index = 2

Forward Citations = 10(Granted Patents)

Company Filing History:

Years Active: 2012-2026

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12658802 - Control circuit and DC/DC converter (2026-06-16),

2. 12413149 - Power supply control apparatus and switching power supply including the same (2025-09-09),

3. 11569742 - Power supply control device (2023-01-31),

4. 11296704 - Power control device, driving module and switching power supply device (2022-04-05),

5. 11171566 - Drive module, power supply controller and switching power supply (2021-11-09),

6. 10581329 - Synchronous rectification type DC/DC converter (2020-03-03),

7. 10396660 - Switching regulator, semiconductor integrated circuit, and electronic appliance (2019-08-27),

8. 9952616 - Differential circuit including a current mirror (2018-04-24),

9. 9608566 - Charge pump circuit (2017-03-28),

10. 9553510 - Switching regulator control circuit, switching regulator, electronic appliance, switching power supply device, and television receiver (2017-01-24),

11. 9231426 - Charge control device and electronic apparatus using the same (2016-01-05),

12. 8779727 - Charge control device and load driving device (2014-07-15),

13. 8159089 - Power supply circuit and semiconductor device for use therein (2012-04-17),

Title: The Innovations of Tadashi Akaho

Introduction

Tadashi Akaho is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of power supply technology, holding a total of 13 patents. His work focuses on enhancing the efficiency and functionality of power supply systems.

Latest Patents

Among his latest innovations is a power supply control apparatus. This apparatus includes a driver that drives both an output transistor and a synchronous rectification transistor. It generates an output voltage from an input voltage and supplies this voltage to a load. The controller within the apparatus operates in a light load mode, adjusting the switching frequency of the output transistor based on the load conditions. Additionally, he has developed a power supply control device that features a logic circuit for generating a pseudo switch voltage. This device also includes a filter unit that simulates the behavior of inductor current, enhancing the feedback control of the switch output stage.

Career Highlights

Tadashi Akaho has been instrumental in advancing power supply technologies at Rohm Co., Ltd. His innovative designs and solutions have positioned him as a key figure in the industry. His patents reflect a deep understanding of electrical engineering and a commitment to improving power supply systems.

Collaborations

He has collaborated with notable colleagues such as Nobukazu Tsukiji and Kazuhiro Murakami. Their combined expertise has contributed to the successful development of various technologies in the field.

Conclusion

Tadashi Akaho's contributions to power supply technology are noteworthy and impactful. His innovative patents and collaborative efforts continue to shape the future of electrical engineering.

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]

6 patents pending: