Isao Sakai

This inventor holds 22 USPTO granted patents, primarily in Hydrogen Battery Technology. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Memory Corporation. Active years: 1987-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Sakai. Retrieved from https://idiyas.com/inventor/isao-sakai

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 22

% Patents Active = 95.5

Average Co-Inventor Count = 5.2

ph-index = 8

Forward Citations = 179(Granted Patents)

Location History:

Kanagawa-ken, JP (1996)
Tokyo, JP (2004)
Yokohama, JP (1987 - 2009)
Kanagawa, JP (1990 - 2020)

Company Filing History:

21 out of 53,315

Kabushiki Kaisha Toshiba

patents

1 out of 2,955

Toshiba Memory Corporation

patents

Years Active: 1987-2020

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Areas of Expertise:

Data Security Management

Device Locations

Hydrogen Absorbing Alloy

Secondary Battery

Nickel-Hydrogen Battery

Magnetostrictive Materials

Permanent Magnet

Magnetic Field Generator

Resin-Bonded Magnet

Electromobile

Hybrid Car

Manufacturing Methods

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10621373 - Data security management based on device locations and connection states (2020-04-14),

2. 7501207 - Hydrogen absorbing alloy and secondary battery (2009-03-10),

3. 7300720 - Hydrogen absorbing alloy and secondary battery (2007-11-27),

4. 7005212 - Hydrogen absorbing alloy and secondary battery (2006-02-28),

5. 6703164 - Hydrogen-absorbing alloy, secondary battery, hybrid car and electromobile (2004-03-09),

6. 6268084 - Hydrogen-absorbing alloy and secondary battery (2001-07-31),

7. 6248475 - Nickel-hydrogen secondary battery (2001-06-19),

8. 6214492 - Hydrogen-absorbing alloy, electrode and secondary battery (2001-04-10),

9. 6200705 - Nickel-hydrogen secondary battery (2001-03-13),

10. 6130006 - Hydrogen-absorbing alloy (2000-10-10),

11. 6066415 - Hydrogen absorbing electrode and metal oxide-hydrogen secondary battery (2000-05-23),

12. 5739600 - Underwater magnetrostrictive vibration device (1998-04-14),

13. 5527398 - Magnetostrictive materials and methods of making such materials (1996-06-18),

14. 5336337 - Magnetrostrictive materials and methods of making such materials (1994-08-09),

15. 5071493 - Rare earth-iron-boron-based permanent magnet (1991-12-10),

Title: The Innovative Journey of Isao Sakai

Introduction: Isao Sakai, a pioneering inventor hailing from Yokohama, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Sakai's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles and cutting-edge medical devices for minimally invasive surgeries.

Career Highlights: With a career spanning over two decades, Sakai has worked with top research institutions and leading tech companies to develop state-of-the-art solutions in various fields such as robotics, healthcare, and renewable energy.

Collaborations: Throughout his career, Sakai has collaborated with renowned scientists, engineers, and designers to bring his ideas to life. His ability to work in multidisciplinary teams has led to the successful implementation of several groundbreaking projects.

Conclusion: Isao Sakai's relentless pursuit of innovation and his passion for pushing the boundaries of technology continue to inspire the next generation of inventors and engineers worldwide.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]