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For the Inventor, By the Inventor

Ibaraki, Japan

Hiroaki Yamamoto

This inventor holds 28 USPTO granted patents and 1 EPO patent, primarily in Biotechnology. Top assignees: Daicel Chemical Industries, Ltd., Daicel Corporation Industries, Ltd., M & D Research Co., Ltd.. Active years: 1996-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Yamamoto. Retrieved from https://idiyas.com/inventor/hiroaki-yamamoto-2m59erhd

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

USPTO Granted Patents = 28

% Patents Active = 42.9


Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 205(Granted Patents)


Location History:

  • Tsukuba, JP (1996 - 2005)
  • Ibaraki, JP (1999 - 2018)

Company Filing History:

goldMedal24 out of 1,165 
 
Daicel Chemical Industries, Ltd.
 patents
silverMedal1 out of 2 
 
Daicel Corporation Industries, Ltd.
 patents
bronzeMedal1 out of 3 
 
M & D Research Co., Ltd.
 patents
4. 1 out of 1 
 
Tsumara & Co.
 patent
5. 1 out of 60 
 
Tsumura Co., Ltd.
 patents

Years Active: 1996-2018

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Areas of Expertise:
Microorganism Detection
Optically Active Alcohols
D-aminoacylase Mutants
Carbonyl Reductases
Enzyme Production
Microbial Culture Medium
Stereospecific Alcohol Dehydrogenase
D-tryptophan Production
Fusion Proteins
Haloacetoacetate Reductase
Peptides Production
28 patents (USPTO):Explore Patents
1. 10059976 - Microorganism detection method (2018-08-28),
2. 9212384 - Microbial culture medium and microbial culture method using acid/activated clay (2015-12-15),
3. 7645599 - Methods for producing optically active alcohols (2010-01-12),
4. 7282356 - D-aminoacylase mutants (2007-10-16),
5. 7250278 - α-keto acid reductase, method for producing the same, and method for producing optically active α-hydroxy acids using the same (2007-07-31),
6. 7202069 - (R)-2-octanol dehydrogenases, methods for producing the enzymes, DNA encoding the enzymes, and methods for producing alcohols using the enzymes (2007-04-10),
7. 7083962 - Carbonyl reductases, polynucleotides comprising DNA encoding the same, methods for producing the same, and methods for producing optically active alcohol utilizing the same (2006-08-01),
8. 6969600 - Carbonyl reductase, method for producing said enzyme, DNA encoding said enzyme, and method for producing alcohol using said enzyme (2005-11-29),
9. 6905861 - D-aminoacylases, method for producing the same, and method for producing D-amino acids using the same (2005-06-14),
10. 6887697 - D-aminoacylase and gene encoding the same (2005-05-03),
11. 6855525 - Method for producing optically active 4-halo-3-hydroxybutyric acid ester (2005-02-15),
12. 6830907 - Mutants of Mycobacterium vaccae-derived formate dehydrogenase and uses thereof (2004-12-14),
13. 6818426 - (R)-2,3-butanediol dehydrogenase (2004-11-16),
14. 6780976 - Enone reductases, methods for producing same, and methods for selectively reducing a carbon-carbon double bond of an alpha,beta-unsaturated ketone using the reductases (2004-08-24),
15. 6780619 - D-aminoacylase and gene encoding the same (2004-08-24),

Title: Hiroaki Yamamoto: Pioneering Inventor from Ibaraki, JP

Introduction: Hiroaki Yamamoto is a distinguished inventor hailing from Ibaraki, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroaki Yamamoto holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Hiroaki Yamamoto has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Hiroaki Yamamoto has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Hiroaki Yamamoto's passion for innovation, coupled with his relentless drive to push the boundaries of technology, has solidified his reputation as a visionary inventor in Ibaraki, Japan, and beyond.

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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