Company Filing History:

15 out of 58,129

Sony Corporation

patents

1 out of 13,651

Murata Manufacturing Co., Ltd.

patents

Years Active: 2001-2018

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16 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 9985262 - Battery (2018-05-29),

2. 8017263 - Separator and battery (2011-09-13),

3. 7776465 - Nonaqueous electrolyte battery (2010-08-17),

4. 7670508 - Proton conductor, single ion conductor, manufacturing methods thereof, and electrochemical capacitor (2010-03-02),

5. 7659035 - Nonaqueous electrolyte secondary battery (2010-02-09),

6. 7510799 - Non-aqueous electrolyte battery (2009-03-31),

7. 7297441 - Nonaqueous-electrolyte secondary battery (2007-11-20),

8. 7179559 - Proton conductor, single-ion conductor, and processes for producing these (2007-02-20),

9. 6797430 - Non-aqueous electrolytic battery and manufacturing method (2004-09-28),

10. 6753113 - Solid electrolyte cell (2004-06-22),

11. 6677083 - Separator, gelated electrolyte, non-aqueous electrolyte, electrode and non-aqueous electrolyte cell employing the same (2004-01-13),

12. 6534957 - Charging method for charging nonaqueous electrolyte secondary battery (2003-03-18),

13. 6509123 - Gel electrolyte and gel electrolyte cell (2003-01-21),

14. 6399241 - Nonaqueous electrolyte battery (2002-06-04),

15. 6368744 - Nonaqueous electrolyte battery having a casing constituted by a laminate film (2002-04-09),

Title: Tomitaro Hara: A Pioneer in Battery Innovations

Introduction

Tomitaro Hara, an accomplished inventor based in Miyagi, Japan, has made significant contributions to the field of battery technology. With a remarkable portfolio of 16 patents to his name, Hara continues to push the boundaries of energy storage solutions and battery characteristics.

Latest Patents

Hara's latest innovations in battery technology focus on improving energy density and enhancing performance under various conditions. One notable patent describes a battery designed to boost energy density while optimizing cycle and high temperature storage characteristics. This design features a cathode and an anode arranged oppositely, separated by a specialized separator. The open circuit voltage ranges from 4.25 V to 6.00 V, showcasing Hara's commitment to advancing battery efficiency.

In another groundbreaking patent, Hara details a separator and battery configuration where the cathode and anode face each other, with a separator made from multiple laminated microporous membranes. This separator has a film thickness of 10 micrometers and a piercing strength of 150 gf or more. Remarkably, one layer of these membranes offers air permeability equal to or greater than 10% of the entire separator's air permeability.

Career Highlights

Tomitaro Hara has an impressive career that includes tenures at major companies such as Sony Corporation and Murata Manufacturing Co., Ltd. His work at these leading corporations has provided him with the platform to explore and innovate within the battery technology sector.

Collaborations

Throughout his career, Hara has collaborated with esteemed colleagues, including Tsuyonobu Hatazawa and Kazuhito Hatta. These partnerships have helped drive his inventions forward, contributing to their effectiveness and efficiency.

Conclusion

Tomitaro Hara's relentless pursuit of innovation in battery technology has established him as a leading figure in the field. His 16 patents reflect not only his expertise but also his dedication to enhancing the performance and reliability of batteries. As technology continues to evolve, Hara's contributions will undoubtedly play a crucial role in shaping the future of energy storage.

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1 patent (EPO):

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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.