Takao Ikariya

This inventor holds 24 USPTO granted patents, plus 1 CIPO patent, primarily in Organic Chemistry. Top assignees: Nkk Corporation, Takasago International Corporation, Kanto Kagaku Kabushiki Kaisha. Active years: 1987-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takao Ikariya. Retrieved from https://idiyas.com/inventor/takao-ikariya

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

USPTO Granted Patents = 24

% Patents Active = 79.2

CIPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 3.8

ph-index = 7

Forward Citations = 225(Granted Patents)

Location History:

Nagoya-shi, Aichi, JP (1997)
Nagoya, JP (1998)
Aichi, JP (1998 - 1999)
Tokyo, JP (1987 - 2013)

Company Filing History:

Takasago International Corporation

patents

4 out of 103

Kanto Kagaku Kabushiki Kaisha

patents

4. 4 out of 256

Research Development Corporation of Japan

patents

5. 2 out of 487

Nippon Kokan Kabushiki Kaisha

Asahi Kasei Pharma Corporation

patents

8. 1 out of 1,010

Central Glass Company, Limited

patents

9. 1 out of 373

Japan Science and Technology Corporation

patents

10. 1 out of 47

Takasago Perfumery Co., Ltd.

patents

11. 1 out of 1,226

Takeda Pharmaceutical Company Limited

patents

12. 1 out of 591

Tokyo Institute of Technology

patents

13. 3 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 1987-2013

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Areas of Expertise:

Optically Active Compounds

Alcohol Production

Ruthenium Complexes

Transition Metals

Asymmetric Compounds

Formic Acid Derivatives

Aromatic Urethanes

Nitro Compounds

Cyano Compounds

Amino Alcohols

Lactones

Catalysts

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8344187 - Practical method for reducing esters or lactones (2013-01-01),

2. 7332622 - Process for preparing optically active nitro compounds and cyano compounds (2008-02-19),

3. 7268250 - Process for producing optically active compound (2007-09-11),

4. 6888012 - Process for producing optically active halohydrin compound (2005-05-03),

5. 6887820 - Method for producing optically active compounds (2005-05-03),

6. 6790973 - Ruthenium complexes and process for preparing alcoholic compounds using these (2004-09-14),

7. 6686505 - Process for producing optically active amino alcohols and intermediates therefore (2004-02-03),

8. 6476278 - Processes for the preparation of alcohols (2002-11-05),

9. 6323353 - Complexes of transition metals with novel axial asymmetric compounds as the ligands (2001-11-27),

10. 6184381 - Process for preparing optically active compounds (2001-02-06),

11. 5869739 - Method for producing formic acid or its derivatives (1999-02-09),

12. 5856590 - Process for producing cis-4-t-butylcyclohexanol (1999-01-05),

13. 5824830 - Ruthenium-phosphine complex (1998-10-20),

14. 5763688 - Method for producing an alcohol (1998-06-09),

15. 5763662 - Method for producing formic acid of its derivatives (1998-06-09),

Title: Takao Ikariya - Innovative Inventor from Tokyo

Introduction: Takao Ikariya is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various fields of technology and science.

Latest Patents: Takao Ikariya holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous commitment to innovation.

Career Highlights: With over two decades of experience in the industry, Takao Ikariya has worked with leading research institutions and universities to develop cutting-edge technologies that have revolutionized the way we approach complex problems.

Collaborations: Throughout his career, Takao Ikariya has collaborated with top companies and inventors worldwide, fostering a culture of creativity and excellence in the pursuit of technological advancement.

Conclusion: Takao Ikariya's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, shaping the future of technology in Japan and beyond.

Profile summary based on public USPTO records.