This inventor holds 5 USPTO granted patents and 3 EPO patents. Top assignees: Hitachi Construction Machinery Tierra Co., Ltd., Hitachi Construction Machinery Co., Ltd.. Active years: 2014-2024.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Koka, JP (2014)
- Moriyama, JP (2019)
- Kusatsu, JP (2021 - 2022)
Company Filing History:

Years Active: 2014-2024
Title: Wataru Takagi: Innovator in Electric Construction Machinery
Introduction
Wataru Takagi is an inventive mind hailing from Kusatsu, Japan, known for his significant contributions to the field of electric construction machinery. With a total of five patents to his name, he focuses on innovations that enhance efficiency and sustainability in work machines.
Latest Patents
Among his latest innovations is a **battery-operated work machine**, designed to prevent operational interruptions caused by low battery levels. This machine utilizes a controller that manages the electric motor's revolution speed and adjusts the machine's traveling speed when the battery capacity dips below a pre-set threshold. This proactive approach ensures that work continues smoothly without unnecessary downtime.
Another notable patent is the **electric construction machine**, which can transition from work locations to charging stations while maintaining high work efficiency. This machine integrates a battery device, electric motor, hydraulic pump, and sophisticated control systems that enable it to compute operable and travelable times based on battery consumption. The innovative design ensures that users have clear information about operational limits, facilitating better planning and utilization in construction tasks.
Career Highlights
Wataru Takagi has made noteworthy contributions during his tenure at reputable organizations such as Hitachi Construction Machinery Tierra Co., Ltd. and Hitachi Construction Machinery Co., Ltd. His work in these companies has allowed him to develop groundbreaking machinery that aligns with modern demands for efficiency and environmental consciousness.
Collaborations
Throughout his career, Takagi has collaborated with talented professionals, including Takuya Nomura and Masayuki Yunoue. These partnerships have been instrumental in pushing the boundaries of innovation in the electric machinery domain, resulting in technologies that significantly improve construction processes.
Conclusion
Wataru Takagi stands out as a leading inventor in the field of electric construction machinery. His patents reflect a commitment to enhancing work efficiency while promoting sustainable practices. As technology continues to evolve, Takagi's contributions will undoubtedly play a crucial role in shaping the future of construction and machinery.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile