Shigeto Okada

USPTO Granted Patents = 25 (Patent Applications = 2)

CIPO Patents = 10 (Patent Applications = 1)

EPO Patents = 11 (Patent Applications = 5)

Average Co-Inventor Count = 4.3

ph-index = 8

Forward Citations = 165(Granted Patents)

Location History:

Mito, JP (1987 - 1998)
Kasuga, JP (2010)
Fukuoka-shi, Fukuoka, JP (2010)
Sawara-ku, Fukuoka-shi, Fukuoka, JP (2010)
Fukuoka-ken, JP (2013)
Fukuoka, JP (2009 - 2022)

Company Filing History:

Nippon Telegraph and Telephone Corporation

patents

4. 4 out of 36,499

Toyota Jidosha Kabushiki Kaisha

patents

5. 3 out of 244

Mitsui Engineering and Shipbuilding Company Limited

patents

6. 2 out of 76

Kanto Denka Kogyo Co., Ltd.

patents

7. 2 out of 6,892

Sumitomo Chemical Company, Limited

patents

8. 1 out of 1

Japan As Represented by the President of the University of Kyusyu

patent

9. 1 out of 1

Japan As Represented by President of the University of Kyusyu

Murata Manufacturing Co., Ltd.

patents

12. 1 out of 4,618

Mitsubishi Heavy Industries Limited

patents

13. 2 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 1987-2025

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25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12322761 - Aqueous sodium ion secondary battery (2025-06-03),

2. 11355752 - Positive electrode active substance for non-aqueous secondary battery and non-aqueous secondary battery including the same (2022-06-07),

3. 9780369 - Cathode active material for lithium batteries, and lithium battery comprising the cathode active material for lithium batteries (2017-10-03),

4. 9312538 - Method for producing iron oxyfluoride positive electrode active substance and iron oxyflouride positive electrode active substance (2016-04-12),

5. 9209486 - All-solid-state cell (2015-12-08),

6. 9209484 - All-solid-state cell (2015-12-08),

7. 8974963 - Lithium secondary battery (2015-03-10),

8. 8865349 - Method of producing positive electrode active material and nonaqueous electrolyte battery using the same (2014-10-21),

9. 8709655 - Positive electrode active material for nonaqueous electrolyte secondary battery (2014-04-29),

10. 8703334 - Amorphous electrode active material and lithium secondary battery (2014-04-22),

11. 8454925 - Cathode active material for non-aqueous electrolyte secondary battery and manufacturing method of the same (2013-06-04),

12. 8197972 - All-solid-state cell (2012-06-12),

13. 8142934 - Positive electrode for non-aqueous electrolytic secondary cell and non-aqueous electrolytic secondary cell (2012-03-27),

14. 7964118 - Positive electrode active material and method of producing the same and nonaqueous electrolyte battery having positive electrode containing positive electrode active material (2011-06-21),

15. 7914932 - All-solid-state battery (2011-03-29),

Title: The Innovative Contributions of Shigeto Okada

Introduction

Shigeto Okada, a prolific inventor based in Fukuoka, Japan, has made significant strides in the field of battery technology. With a remarkable portfolio of 20 patents, Okada has dedicated his career to enhancing the efficiency and performance of energy storage devices, particularly lithium batteries.

Latest Patents

Among Shigeto Okada's latest patents are two groundbreaking inventions: the positive electrode active substance for non-aqueous secondary batteries and the cathode active material for lithium batteries. The positive electrode active substance introduces a metal or metal compound that undergoes conversion reactions, enhancing the battery's performance. This invention focuses on metals such as Vanadium, Chromium, Molybdenum, Manganese, Titanium, and Nickel, combined with an amorphous metal oxide. The cathode active material aims to significantly increase the discharge capacity of lithium batteries compared to conventional models, utilizing a rock salt type crystal structure embodied in the chemical formula LiNiCoMnTiO, with specific parameters for the elements.

Career Highlights

Shigeto Okada has established his expertise through his affiliations with notable institutions such as Kyushu University, National University Corporation, and NGK Insulators, Inc. His work at these organizations has fueled advancements in battery technology and energy storage systems, showcasing his commitment to innovation.

Collaborations

Collaboration has played a vital role in Okada's journey as an inventor. He has worked alongside prominent colleagues such as Jun-ichi Yamaki and Toshihiro Yoshida, exchanging ideas and insights that have driven the development of significant technologies in the battery field.

Conclusion

Shigeto Okada's contributions to battery technology reflect a dedication to innovation and collaboration. With 20 patents to his name, his work continues to pave the way for advancements in energy storage solutions, securing a lasting impact on the industry and the future of sustainable energy.

This text is generated by artificial intelligence and may not be accurate.