Company Filing History:
2 out of 13,411 
2 out of 186 Years Active: 1989
Title: The Innovative Contributions of Masaji Kuwahara
Introduction: Masaji Kuwahara, an accomplished inventor based in Tokyo, Japan, has made significant contributions to automotive technology through his innovative patents. With a total of two patents to his name, Kuwahara's work focuses on improving passenger safety and vehicle efficiency.
Latest Patents: Kuwahara's most notable inventions include a passive seat belt system and a vehicular voltage regulating system. The passive seat belt system is designed to controllably restrain a passenger in an automotive vehicle based on the opening and closing states of a vehicle door. The system incorporates a seat belt that can transition between a releasing position, where the passenger is not restrained, and a restraining position, ensuring safety. It utilizes a door switch to signal when the door is in operation, allowing for safe and efficient management of the seat belt.
His second patent, the vehicular voltage regulating system, aims to optimize the operation of on-board electronic control devices in vehicles. This system is crucial for maintaining functionality, even when the ignition switch is turned off. The design includes detecting means to monitor the starting operation and regulate voltage, preventing overdischarging of the vehicle's battery while ensuring necessary electronic operations are maintained.
Career Highlights: Throughout his career, Kuwahara has worked with prominent automotive companies, including Nissan Motor Company Limited and Niles Parts Company, Ltd. His tenure in these organizations has allowed him to leverage his innovative ideas and contribute effectively to automotive advancements, particularly in safety systems.
Collaborations: Kuwahara has collaborated with notable colleagues in the engineering field, including Sachiro Kataoka and Yoichi Iizima. These collaborations have enhanced the development and implementation of innovative automotive technologies, further solidifying his impact on the industry.
Conclusion: Masaji Kuwahara's inventive spirit and dedication to automotive safety and efficiency have resulted in significant technological advancements. His patents exemplify a commitment to enhancing vehicle safety through innovative engineering solutions, making him a respected figure in the field of automotive invention.