Location History:
- Kadoma, JP (1993)
- Hirakata, JP (1993 - 2009)
- Osaka, JP (1996 - 2021)
Company Filing History:
16 out of 27,375 
15 out of 16,453 
7 out of 13,247 Years Active: 1993-2025
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Title: The Innovative Work of Masaki Hasegawa: A Pioneer in Battery Technology
Introduction: Masaki Hasegawa, a prolific inventor based in Osaka, Japan, has made significant contributions to the field of nonaqueous electrolyte secondary batteries, with an impressive portfolio of 37 patents.
Latest Patents:
1. "Nonaqueous electrolyte secondary battery - This nonaqueous electrolyte secondary battery is provided with a positive electrode, a negative electrode, and a non-aqueous electrolyte."
2. "Nonaqueous electrolyte secondary battery - A nonaqueous electrolyte secondary battery includes a positive electrode capable of absorbing and releasing lithium and a negative electrode with specific characteristics for optimized performance."
Career Highlights: Hasegawa has showcased his expertise while working at Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation, where he honed his skills and expertise in battery technology.
Collaborations: Throughout his career, Hasegawa has collaborated closely with accomplished professionals in the field, including Yasuhiko Bito and Shuji Ito, further enriching his innovative pursuits in battery technology.
Conclusion: Masaki Hasegawa's pioneering work in the development of nonaqueous electrolyte secondary batteries stands as a testament to his innovative spirit and dedication to advancing energy storage technologies. His numerous patents and collaborations underscore his profound impact on the industry, solidifying his legacy as a trailblazer in the field of battery innovation.
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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.