Location History:
- Saitama, JP (2007 - 2011)
- Wako, JP (2006 - 2018)
Company Filing History:
24 out of 21,927 
1 out of 832,880 Years Active: 2006-2018
Title: Innovations by Shinsaku Nakayama in Electric Lawn Mower Technology
Introduction
Shinsaku Nakayama, a prominent inventor based in Wako, Japan, has made significant contributions to the field of electric lawn mowers. With an impressive portfolio of 25 patents, Nakayama's innovations focus on enhancing the efficiency and functionality of electric lawn mower control systems.
Latest Patents
Among his latest patents, Nakayama has developed two noteworthy electric lawn mower control apparatuses. The first patent introduces a control apparatus for walk-behind electric lawn mowers equipped with an electric motor and a blade cutter. This invention incorporates a rechargeable battery, a motor driver circuit, and switching elements that control the power supply based on the detected battery temperature and internal voltage. The control mechanism enhances the lawn mower’s performance while ensuring safety and efficiency.
The second patent elaborates on an apparatus that regulates the operation of the mower's motor. When a stop instruction is received, this system is designed to output regenerative electric current from the electric motor’s three-phase coils. The motor driver circuit intelligently switches to short-circuit braking when the motor's rotational speed meets specific criteria, thereby optimizing the mower's braking efficiency.
Career Highlights
Shinsaku Nakayama's innovative journey has seen him collaborate with leading companies in the automotive and technology sectors, including Honda Motor Co., Ltd. His work is characterized by a strong focus on electric propulsion systems and user-friendly controls that significantly improve over existing technologies.
Collaborations
Throughout his career, Nakayama has worked alongside notable colleagues such as Hideaki Takada and Taiichi Otobe. Their collaborative efforts have resulted in a series of patents that reflect a commitment to pushing the boundaries of electric mower technology and sustainable gardening solutions.
Conclusion
Shinsaku Nakayama's contributions to the electric lawn mower industry are a testament to his innovative spirit and engineering prowess. With 25 patents to his name, his work continues to inspire advancements in electric vehicle technology, making lawn care more efficient and environmentally friendly. Nakayama’s inventions not only exemplify technical ingenuity but also enhance the user experience for homeowners worldwide.