Takashi Kondo

This inventor holds 54 USPTO granted patents and 10 published patent applications, plus 4 CIPO patents and 8 EPO patents, primarily in Fuel Cell Technology. Top assignees: Nitto-Denko Corporation, Toyota Jidosha Kabushiki Kaisha, Ono Pharmaceutical Co., Ltd.. Active years: 1981-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Kondo. Retrieved from https://idiyas.com/inventor/takashi-kondo-8fuwi0zy

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

Calculating rank

USPTO Granted Patents = 54 (Patent Applications = 10)

% Patents Active = 68.5

CIPO Patents = 4 (Patent Applications = 2)

EPO Patents = 8 (Patent Applications = 3)

Average Co-Inventor Count = 4.3

ph-index = 5

Forward Citations = 268(Granted Patents)

Forward Citations (Not Self Cited) = 267(Dec 10, 2025)

Location History:

Obushi, JP (1998)
Ohbu, JP (1999)
Oobu, JP (1981 - 2001)
Obu, JP (1996 - 2001)
Settsu, JP (2014)
Toyota, JP (1984 - 2016)
Ibaraki, JP (2016)
Miyoshi, JP (2019)
Kariya, JP (2006 - 2020)
Nagoya, JP (2017 - 2020)
Osaka, JP (2012 - 2023)

Company Filing History:

12 out of 3,957

Nitto-Denko Corporation

patents

12 out of 39,078

Toyota Jidosha Kabushiki Kaisha

patents

11 out of 575

Ono Pharmaceutical Co., Ltd.

patents

4. 10 out of 17,916

Brother Kogyo Kabushiki-Kaisha

patents

5. 5 out of 181

Toyota Shatai Kabushiki Kaisha

patents

6. 4 out of 3,252

Nippondenso Co., Ltd.

Aisin Seiki Kabushiki Kaisha

patents

10. 1 out of 4

Brother Kabushiki Kaisha

Toyota Jidosha Kogyo Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 1981-2023

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Areas of Expertise:

Fuel Cell

Thromboembolic Disease

Dihydroindolizinone

Pyrrolidines

Optical Semiconductor

Light-Emitting Device

Ceramic Catalyst

Vehicle Braking System

Sewing Machine

Printable Compositions

Gas Channel

54 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11566027 - Dihydroindolizinone derivative (2023-01-31),

2. 10882855 - Substituted pyrrolidines as factor XIa inhibitors for the treatment thromboembolic diseases (2021-01-05),

3. 10840522 - Fuel cell (2020-11-17),

4. 10815233 - Dihydroindolizinone derivative (2020-10-27),

5. 10790532 - Fuel cell stack and dummy cell (2020-09-29),

6. 10727523 - Fuel cell stack (2020-07-28),

7. 10717738 - Pyrimidinone and its derivatives inhibiting factor XIa (2020-07-21),

8. 10550119 - Dihydroindolizinone derivative (2020-02-04),

9. 10547069 - Fuel cell having end cell with bypass passage (2020-01-28),

10. 10407426 - Dihydroindolizinone derivative (2019-09-10),

11. 10336741 - Substituted pyrrolidines as factor XIa inhibitors for the treatment thromboembolic diseases (2019-07-02),

12. 10239453 - Periphery image display control device (2019-03-26),

13. 10079394 - Method of welding porous body flow path (2018-09-18),

14. 10065955 - Dihydroindolizinone derivative (2018-09-04),

15. 9923228 - Fuel cell (2018-03-20),

Title: The Innovative Journey of Inventor Takashi Kondo

Introduction: Takashi Kondo, a pioneering inventor hailing from Kariya, Japan, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: Takashi Kondo's latest patents focus on advancements in automotive technology, particularly in the development of electric vehicle components that enhance efficiency and sustainability on the roads.

Career Highlights: With a career spanning over two decades, Takashi Kondo has established himself as a leading figure in the automotive industry, holding multiple patents that have revolutionized the way we think about transportation.

Collaborations: Throughout his career, Takashi Kondo has collaborated with top automotive companies and research institutions to further his innovative projects, showcasing his ability to work effectively in multidisciplinary teams.

Conclusion: Takashi Kondo's relentless pursuit of innovation and his passion for creating a more sustainable future through technology make him a true visionary in the world of inventors.

Profile summary based on public USPTO records.