Takehiko Ishii

This inventor holds 25 USPTO granted patents and 6 published patent applications and 11 EPO patents, primarily in Battery Technology. Top assignees: The University of Tokyo, Murata Manufacturing Co., Ltd., Sony Corporation. Active years: 1995-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takehiko Ishii. Retrieved from https://idiyas.com/inventor/takehiko-ishii

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

Calculating rank

USPTO Granted Patents = 25 (Patent Applications = 6)

% Patents Active = 80.0

EPO Patents = 11 (Patent Applications = 10)

Average Co-Inventor Count = 3.0

ph-index = 6

Forward Citations = 102(Granted Patents)

Location History:

Moriyama, JP (2004 - 2005)
Saitama-ken, JP (2006)
Washimiya-machi, JP (2006 - 2010)
Fukushima, JP (2010 - 2019)
Tokyo, JP (1995 - 2021)

Company Filing History:

7 out of 1,358

The University of Tokyo

patents

6 out of 13,796

Murata Manufacturing Co., Ltd.

Japan Science and Technology Agency

patents

5. 3 out of 136

Tokyo Medical and Dental University

Kawasaki Institute of Industrial Promotion

patents

8. 1 out of 23

Nanocarrier Co., Ltd.

Tamura Electric Works, Ltd.

patents

where one patent can have more than one assignee

Years Active: 1995-2021

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Areas of Expertise:

Pharmaceutical Composition

Drug Delivery

Cathode Active Material

Battery Pack

Electric Vehicle

Nucleic Acid Delivery

Non-Aqueous Electrolyte

Electrode

Power Storage Device

Cationic Poly(Amino Acids)

Crosslinked Polymers

Thermistor

25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10993960 - Pharmaceutical composition (2021-05-04),

2. 10912838 - Carrier for use in delivering drug, conjugate, composition comprising same, and method for administrating same (2021-02-09),

3. 10431821 - Cathode active material, cathode, battery, battery pack, electronic apparatus, electric vehicle, electric storage apparatus, and electric power system (2019-10-01),

4. 10232054 - Composition for mRNA delivery (2019-03-19),

5. 10115969 - Battery, electrode, battery pack, electronic device, electric vehicle, power storage device, and power system (2018-10-30),

6. 9954247 - Cathode mixture, non-aqueous electrolyte secondary battery, and its manufacturing method (2018-04-24),

7. 9937263 - Carrier for use in delivering drug, conjugate, composition comprising same, and method for administrating same (2018-04-10),

8. 9893357 - Cathode mix and nonaqueous electrolyte battery (2018-02-13),

9. 9508979 - Battery, negative electrode for battery, battery pack, electronic apparatus, electric vehicle, electricity storage apparatus and electric power system (2016-11-29),

10. 9314529 - Nucleic acid delivery composition and carrier composition, pharmaceutical composition using the same, and method for nucleic acid delivery (2016-04-19),

11. 9281517 - Battery, battery pack, electronic apparatus, electric vehicle, electric power storage apparatus, and electric power system (2016-03-08),

12. 9263743 - Electrode, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus (2016-02-16),

13. 9114177 - Block copolymer having phenylboronic acid group introduced therein, and use thereof (2015-08-25),

14. 9054364 - Battery, negative electrode for battery, battery pack, electronic apparatus, electric vehicle, electricity storage apparatus and electric power system (2015-06-09),

15. 9051354 - Protein charge regulator and protein-encapsulating polymer micelle complex (2015-06-09),

Title: The Innovative Mind of Takehiko Ishii: A Leader in Pharmaceutical Patents

Introduction:

Takehiko Ishii is a pioneering inventor based in Tokyo, Japan, who has made significant contributions to the field of pharmaceutical compositions. With a remarkable portfolio of 13 patents, Ishii's groundbreaking work revolves around drug delivery systems and compositions that have the potential to revolutionize the medical industry.

Latest Patents:

Among Takehiko Ishii's latest patents is a pharmaceutical composition that features intricately designed polymer units α and β to encapsulate drugs within micelles. These units are structured to efficiently release drugs in acidic environments or in the presence of competitive binding substances. Additionally, Ishii's invention includes a carrier modified with a GLUT1 ligand for delivering drugs to the brain, along with an innovative method for administration.

Career Highlights:

Takehiko Ishii has worked with prestigious institutions such as The University of Tokyo and the Japan Science and Technology Agency. His dedication to research and innovation has led to the development of novel drug delivery systems that have the potential to improve healthcare practices worldwide. Ishii's relentless pursuit of excellence has positioned him as a prominent figure in the pharmaceutical patent landscape.

Collaborations:

During his career, Takehiko Ishii has collaborated with esteemed professionals in the field, including Kazunori Kataoka and Nobuhiro Nishiyama. Together, they have worked on cutting-edge projects that aim to enhance drug delivery mechanisms and improve patient outcomes. Ishii's collaborative spirit and innovative approach have fostered a culture of excellence in his professional endeavors.

Conclusion:

In conclusion, Takehiko Ishii's inventive spirit and commitment to advancing pharmaceutical technology have established him as a key figure in the world of patent inventions. His contributions to drug delivery systems and compositions exemplify the power of innovation in shaping the future of healthcare. Ishii's dedication to excellence continues to inspire professionals in the industry and pave the way for groundbreaking discoveries in the field of pharmaceuticals.

Profile summary based on public USPTO records.