Takaharu Ikeda

This inventor holds 10 USPTO granted patents. Top assignees: Sumitomo Chemical Company, Limited, Sumitomo Electric Company, Limited. Active years: 1985-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takaharu Ikeda. Retrieved from https://idiyas.com/inventor/takaharu-ikeda

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 9(Granted Patents)

Location History:

Osaka, JP (1985)
Toyonaka, JP (1989 - 1990)
Konan, JP (1991)
Ibaraki, JP (1992 - 1993)

Company Filing History:

9 out of 6,960

Sumitomo Chemical Company, Limited

patents

1 out of 2

Sumitomo Electric Company, Limited

patents

Years Active: 1985-1993

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5268501 - Process for preparing haloketo acid derivatives (1993-12-07),

2. 5202467 - Process for preparing haloketo acid derivatives (1993-04-13),

3. 5191109 - Process for preparing optically active cyclopentenones (1993-03-02),

4. 5144039 - Process for producing optically active alcohol (1992-09-01),

5. 4983758 - Process for producing an optically active (1991-01-08),

6. 4904793 - Triazole compounds, and their production (1990-02-27),

7. 4814461 - Process for preparing E-isomer of a triazolyl styryl ketone derivative (1989-03-21),

8. 4814460 - Process for preparing E-isomer of triazolyl styryl ketone derivative (1989-03-21),

9. 4544635 - Preparation of optically active (1985-10-01),

10. 4496739 - Intermediates to optically active (1985-01-29),

Title: The Innovations of Takaharu Ikeda

Introduction

Takaharu Ikeda is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of chemistry, particularly in the development of haloketo acid derivatives. With a total of 10 patents to his name, Ikeda's work has had a considerable impact on various chemical processes.

Latest Patents

Ikeda's latest patents include a process for preparing haloketo acid derivatives. This process involves reacting beta-oxo-acid esters with a nitrosating agent. The specific compounds he has worked on include those where R is either hydrogen or a C1-6 alkyl group, and X is either chlorine or bromine. His innovative approaches have advanced the understanding and application of these chemical compounds.

Career Highlights

Throughout his career, Takaharu Ikeda has worked with prominent companies such as Sumitomo Chemical Company, Limited and Sumitomo Electric Company, Limited. His experience in these organizations has allowed him to refine his skills and contribute to various projects that have pushed the boundaries of chemical research.

Collaborations

Ikeda has collaborated with esteemed colleagues, including Masayoshi Minai and Seiichi Kai. These partnerships have fostered a collaborative environment that has led to innovative solutions in their respective fields.

Conclusion

Takaharu Ikeda's contributions to the field of chemistry through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the development of chemical processes and compounds.

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]