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For the Inventor, By the Inventor

Ibaraki, Japan

Hideo Hirohara

This inventor holds 10 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1978-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Hirohara. Retrieved from https://idiyas.com/inventor/hideo-hirohara

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 = 3.3

ph-index = 5

Forward Citations = 284(Granted Patents)


Location History:

  • Ibaraki, JP (1978 - 1984)
  • Osaka, JP (1986 - 1991)
  • Sakai, JP (1992)

Company Filing History:

goldMedal10 out of 6,960 
 
Sumitomo Chemical Company, Limited
 patents

Years Active: 1978-1992

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10 patents (USPTO):Explore Patents
1. 5173423 - Process for breeding a glabrous variety of rice crop and a glabrous plant (1992-12-22),
2. 4985365 - Process for producing optically active benzyl alcohol compound (1991-01-15),
3. 4607013 - Biochemical process for optical resolution of cyclopentenolone (1986-08-19),
4. 4465772 - Method for disinfecting and washing of immobilized lactase (1984-08-14),
5. 4255521 - Method for isolation of glucose isomerase (1981-03-10),
6. 4247642 - Enzyme immobilization with pullulan gel (1981-01-27),
7. 4239854 - Enzyme-immobilization carriers and preparation thereof (1980-12-16),
8. 4170696 - Enzyme-immobilization carrier and preparation thereof (1979-10-09),
9. 4146432 - Immobilized proteases (1979-03-27),
10. 4108723 - Method for optical resolution of DL-lysine compounds (1978-08-22),

Title: Hideo Hirohara: Innovator in Agricultural Biotechnology

Introduction

Hideo Hirohara is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of agricultural biotechnology, holding a total of 10 patents. His work focuses on improving crop varieties and developing processes that enhance agricultural productivity.

Latest Patents

Hirohara's latest patents include a process for breeding a glabrous variety of rice crop. This innovative process involves culturing tissues from a target rice plant, growing regenerates, and selecting glabrous plants. The resulting glabrous variety is particularly useful for rice cultivation. Another notable patent is for producing an optically active benzyl alcohol compound. This process prepares resolved (S)-(-)-α-cyano-3-phenoxybenzyl alcohol or an (S)-isomer-rich optically active compound, showcasing his expertise in chemical processes.

Career Highlights

Hideo Hirohara is currently employed at Sumitomo Chemical Company, Limited, where he continues to advance his research and development efforts. His work has had a substantial impact on the agricultural sector, particularly in enhancing crop resilience and quality.

Collaborations

Hirohara collaborates with esteemed colleagues such as Shigeyasu Nabeshima and Tsuneyuki Nagase. Their combined expertise fosters innovation and drives forward the research initiatives at their company.

Conclusion

Hideo Hirohara's contributions to agricultural biotechnology through his patents and collaborative efforts highlight his role as a key innovator in the field. His work continues to influence rice cultivation and chemical processes, demonstrating the importance of innovation in agriculture.

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]
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