Company Filing History:

5 out of 197

Mitsubishi Kinzoku Kabushiki Kaisha

patents

2 out of 68

Mitsubishi Metal Corporation

patents

Years Active: 1988-1991

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4983474 - Hydroen absorbing Ni-based alloy and rechargeable alkaline battery (1991-01-08),

2. 4898794 - Hydrogen absorbing Ni,Zr-based alloy and rechargeable alkaline battery (1990-02-06),

3. 4888153 - Fe-base build-up alloy excellent in resistance to corrosion and wear (1989-12-19),

4. 4832912 - Thermal and wear resistant tough alloy (1989-05-23),

5. 4765955 - Co-base alloys for engine valves and valve seats (1988-08-23),

6. 4744821 - Process for producing spheroidal metal particles (1988-05-17),

7. 4727740 - Thermal and wear resistant tough nickel based alloy guide rolls (1988-03-01),

Title: Ritsue Yabuki: Innovator in Hydrogen Absorbing Alloys and Rechargeable Batteries

Introduction

Ritsue Yabuki is a notable inventor based in Iwatsuki, Japan. He has made significant contributions to the field of materials science, particularly in the development of hydrogen absorbing alloys and rechargeable batteries. With a total of 7 patents to his name, Yabuki's work has the potential to impact energy storage technologies.

Latest Patents

Yabuki's latest patents include innovative materials for hydrogen storage and battery technology. One of his patents describes a hydrogen absorbing Ni-based alloy that comprises 5 to 25% by weight of titanium (Ti), 10 to 37% by weight of zirconium (Zr), 4 to 20% by weight of manganese (Mn), 0.1 to 12% by weight of vanadium (V), 0.01 to 5% by weight of iron (Fe), 0.01 to 4.5% by weight of aluminum (Al), with the balance being nickel (Ni) and unavoidable impurities. This alloy is utilized in a sealed Ni-hydrogen rechargeable battery that features a negative electrode made from this hydrogen absorbing alloy, an Ni positive electrode, a separator, and an alkaline electrolyte solution. Another patent focuses on a hydrogen absorbing Ni,Zr-based alloy, which includes 5 to 20% by weight of titanium (Ti), 10 to 37% by weight of zirconium (Zr), 5 to 30% by weight of manganese (Mn), and other elements, also designed for use in a rechargeable battery.

Career Highlights

Throughout his career, Yabuki has worked with prominent companies such as Mitsubishi Kinzoku Kabushiki Kaisha and Mitsubishi Metal Corporation. His experience in these organizations has allowed him to refine his expertise in materials development and energy solutions.

Collaborations

Yabuki has collaborated with notable colleagues, including Junya Ohe and Hidekazu Doi. These partnerships have likely contributed to the advancement of his research and innovations in the field.

Conclusion

Ritsue Yabuki's contributions to hydrogen absorbing alloys and rechargeable batteries highlight his role as an influential inventor in the energy sector. His patents reflect a commitment to advancing technology that could lead to more efficient energy

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