Kariya, Japan

Yamato Niwa

This inventor holds 23 USPTO granted patents and 2 published patent applications and 4 EPO patents, primarily in Electric Vehicle Charging. Top assignees: Toyota Jidosha Kabushiki Kaisha, Kabushiki Kaisha Tokai Rika Denki Seisakusho. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yamato Niwa. Retrieved from https://idiyas.com/inventor/yamato-niwa

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

USPTO Granted Patents = 23 

% Patents Active = 95.7

 

Average Co-Inventor Count = 1.6

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Toyota, JP (2016 - 2019)
  • Nisshin, JP (2019)
  • Kariya, JP (2021 - 2023)

Company Filing History:


Years Active: 2016-2025

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Areas of Expertise:
Impedance Abnormality
Charging System
Vehicle Control
Power Transmission
Portable Charger
Charging Equipment
Charging Inlet
Discharging System
Notification System
Charging Facility
Vehicle Diagnosis
Charging Time Estimation
23 patents (USPTO):Explore Patents

Title: Innovations by Yamato Niwa: Pioneering Vehicle Charging Technologies

Introduction

Yamato Niwa, based in Kariya, Japan, is a prominent inventor known for his contributions to the field of vehicle charging technologies. With an impressive portfolio of 22 patents, his innovative ideas enhance the efficiency and safety of electric vehicle charging systems.

Latest Patents

Among Yamato Niwa's latest patents are groundbreaking inventions in the area of charging infrastructure, notably a charging cable equipped with an abnormality detection unit. This charging cable not only detects anomalies but also employs a CCID controller that communicates the rated current to connected vehicles. The innovation includes a sophisticated dual control pilot signal system, which allows for real-time notifications regarding both the operational status and any detected abnormalities. Additionally, his patent on a charging facility involves a control method that optimizes maintenance processes by determining operational conditions and enabling timely cleaning interventions.

Career Highlights

Yamato Niwa has made significant strides in the automotive industry through his tenure at prestigious companies. He has worked at Toyota Motor Corporation, where his insights into vehicle technology were instrumental. He also contributed to the advancements at Tokai Rika Corporation, improving automotive components and systems.

Collaborations

Throughout his career, Yamato Niwa has collaborated with notable professionals, including Tomoya Ono and Koichi Kojima. Their collective expertise has led to improvements in vehicle charging systems, reinforcing the importance of teamwork in the innovation process.

Conclusion

Yamato Niwa remains a key figure in automotive innovation, with patents that not only address current needs but also pave the way for future advancements in electric vehicle technology. His contributions are vital for the continued evolution of efficient and safe charging solutions in an increasingly electrified automotive landscape.

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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