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For the Inventor, By the Inventor

Shizuoka, Japan

Takaaki Izawa

This inventor holds 15 USPTO granted patents and 3 published patent applications and 5 EPO patents. Top assignees: Yazaki Corporation, Lapis Semiconductor Co., Ltd.. Active years: 1999-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takaaki Izawa. Retrieved from https://idiyas.com/inventor/takaaki-izawa

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

USPTO Granted Patents = 15 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 93(Granted Patents)


Location History:

  • Susono, JP (1999 - 2021)
  • Shizuoka, JP (1999 - 2022)

Company Filing History:

goldMedal14 out of 8,381 
 
Yazaki Corporation
 patents
silverMedal2 out of 702 
 
Lapis Semiconductor Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1999-2026

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15 patents (USPTO):Explore Patents
1. 12552338 - Vehicle power supply system (2026-02-17),
2. 12494636 - Power supply redundancy system (2025-12-09),
3. 11283287 - Vehicle power-supply system (2022-03-22),
4. 11133702 - Vehicle power supply system (2021-09-28),
5. 11027612 - Vehicle power supply system (2021-06-08),
6. 10613148 - Battery monitoring system (2020-04-07),
7. 10266064 - Voltage detecting apparatus (2019-04-23),
8. 10247785 - Assembled-battery system, semiconductor circuit, and diagnostic method (2019-04-02),
9. 10215810 - Battery monitoring system (2019-02-26),
10. 10020661 - Voltage detection device and equalization device (2018-07-10),
11. 9929773 - Communication system (2018-03-27),
12. 9857432 - Battery monitoring system, semiconductor circuit, line-breakage detection program, and line-breakage detection method (2018-01-02),
13. 6005761 - Overheat protection device, semiconductor switch apparatus using the (1999-12-21),
14. 5898557 - Switching apparatus (1999-04-27),
15. 5866957 - Switching device (1999-02-02),

Title: Takaaki Izawa: Innovator in Vehicle Power Supply Systems

Introduction

Takaaki Izawa is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of vehicle power supply systems, holding a total of 15 patents. His innovative designs have paved the way for advancements in automotive technology.

Latest Patents

One of Takaaki Izawa's latest patents is a vehicle power-supply system that features a backup power-supply device. This system includes a low-voltage DC/DC converter, a backup battery, and various switching mechanisms. A bidirectional switch unit is strategically placed between a high-voltage DC/DC converter and a connecting point on a connecting wire, allowing for the control of current flow. Additionally, the system is designed to operate in two modes: a normal mode when the main power supply is functioning and a limit mode when it is not, ensuring that the vehicle can still operate under restricted conditions.

Career Highlights

Throughout his career, Takaaki Izawa has worked with notable companies such as Yazaki Corporation and Lapis Semiconductor Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative power supply solutions for vehicles.

Collaborations

Takaaki Izawa has collaborated with esteemed colleagues, including Masataka Komiyama and Akira Baba. Their combined efforts have led to advancements in the technology surrounding vehicle power systems.

Conclusion

Takaaki Izawa's contributions to vehicle power supply systems demonstrate his commitment to innovation and excellence in engineering. His patents reflect a deep understanding of automotive technology and a dedication to improving vehicle functionality.

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]
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