This inventor holds 15 USPTO granted patents. Top assignees: Aisan Kogyo Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha, Toyota Steel Center Co., Ltd.. Active years: 2007-2023.
Location History:
- Aichi-ken, JP (2016 - 2017)
- Toykai, JP (2020)
- Tokai, JP (2007 - 2023)
Company Filing History:
14 out of 806 
1 out of 38,723 
1 out of 4 Years Active: 2007-2023
Title: Nobuhiro Kato: Innovator in Motor and Pump Technologies
Introduction
Nobuhiro Kato is a prominent inventor based in Tokai, Japan. He has made significant contributions to the fields of motor and pump technologies, holding a total of 15 patents. His innovative designs have paved the way for advancements in various mechanical applications.
Latest Patents
One of Kato's latest patents is a motor that includes a stator and a rotor with a rotor shaft. This motor features a bearing with an inner and outer ring that rotate relative to each other. The inner ring is supported by the rotor shaft, while the outer ring is held by a holder that is clearance-fitted to a retainer on the stator side. Additionally, a rotation prevention apparatus is positioned between the holder and a stopper member on the stator side to prevent unwanted rotation.
Another notable patent is for a centrifugal pump that comprises a motor portion with a rotor rotatably disposed in a rotor chamber. This pump also includes an impeller that is coupled to the rotor and is rotatably disposed in a pump chamber. The centrifugal pump features a casing that separates the rotor chamber from the pump chamber, along with a bearing that supports the rotor shaft and is supplied with grease. Two communication holes extend through the casing, allowing fluid communication between the rotor chamber and the pump chamber.
Career Highlights
Throughout his career, Nobuhiro Kato has worked with esteemed companies such as Aisan Kogyo Co., Ltd. and Toyota Motor Corporation. His experience in these organizations has greatly influenced his innovative approach to engineering and design.
Collaborations
Kato has collaborated with notable coworkers, including Daisaku Asanuma and Keiji Nakaya. Their combined expertise has contributed to the successful development of various projects and patents.
Conclusion
Nobuhiro Kato's contributions to motor and pump technologies demonstrate his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to advancing mechanical design, making him a significant figure in his field.