Hajime Sakai

This inventor holds 51 USPTO granted patents and 45 published patent applications, plus 3 CIPO patents and 1 EPO patent, primarily in Plant Genetics (CPC class C12N). Top assignees: E.i. Dupont De Nemours and Company, Pioneer Hi-Bred International, Inc., Cold Spring Harbor Laboratory. Active years: 2001-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Sakai. Retrieved from https://idiyas.com/inventor/hajime-sakai

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

USPTO Granted Patents = 51 (Patent Applications = 45)

% Patents Active = 35.3

CIPO Patents = 3 (Patent Applications = 22)

EPO Patents = 1 (Patent Applications = 23)

Average Co-Inventor Count = 5.0

ph-index = 5

Forward Citations = 85(Granted Patents)

Forward Citations (Not Self Cited) = 73(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Wilmington, DE (US) (2001 - 2004)
Newark, DE (US) (2004 - 2024)

Company Filing History:

41 out of 16,339

E.i. Dupont De Nemours and Company

patents

21 out of 6,886

Pioneer Hi-Bred International, Inc.

patents

7 out of 197

Cold Spring Harbor Laboratory

patents

4. 2 out of 2

E I Du Pont De Nemours and Company Cold Spring Harbor Laboratory

Corteva Agriscience LLC

patents

8. 1 out of 1,424

Iowa State University Research Foundation Inc.

patents

9. 1 out of 20

Pioneer Hi-Bred Int'l Inc.

patents

10. 1 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 2001-2024

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Areas of Expertise:

Drought Tolerance

Genome Modification

Polynucleotide

Abiotic Stress

Plant Metabolism

Root Architecture

Agronomic Traits

MicroRNA Sequences

Post-Transcriptional Silencing

Fasciated EAR

Ferrochelatases

Embryo Development

51 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12173295 - Organelle genome modification using polynucleotide guided endonuclease (2024-12-24),

2. 11920140 - Organelle genome modification using polynucleotide guided endonuclease (2024-03-05),

3. 11643665 - Nucleotide sequences encoding Fasciated EAR3 (FEA3) and methods of use thereof (2023-05-09),

4. 10584349 - Nucleotide sequences encoding fasciated EAR3 (FEA3) and methods of use thereof (2020-03-10),

5. 9850495 - Nucleotide sequences encoding fasciated EAR4 (FEA4) and methods of use thereof (2017-12-26),

6. 9701979 - Nucleotide sequences encoding fasciated EAR3 (FEA3) and methods of use thereof (2017-07-11),

7. 9624504 - Drought tolerant plants and related constructs and methods involving genes encoding DTP6 polypeptides (2017-04-18),

8. 9556450 - Drought tolerant plants and related constructs and methods involving genes encoding DTP21 polypeptides (2017-01-31),

9. 9546377 - Methods for the identification of genes involved in abiotic stress tolerance in plants (2017-01-17),

10. 9453236 - Polynucleotides and polypeptides involved in post-transcriptional gene silencing (2016-09-27),

11. 9175304 - Drought tolerant plants and related constructs and methods involving genes encoding self-incompatibility protein related polypeptides (2015-11-03),

12. 9150876 - Nucleotide sequences encoding RAMOSA3 and sister of RAMOSA3 and methods of use for same (2015-10-06),

13. 9115203 - Plants with altered root architecture, related constructs and methods involving genes encoding exostosin family polypeptides and homologs thereof (2015-08-25),

14. 9090901 - Plants with altered root architecture, related constructs and methods involving genes encoding leucine rich repeat kinase (LLRK) polypeptides and homologs thereof (2015-07-28),

15. 9085633 - Plants having altered agronomic characteristics under nitrogen limiting conditions and related constructs and methods involving genes encoding SNF2 domain-containing polypeptides (2015-07-21),

Title: The Innovative Journey of Hajime Sakai

Introduction: Hajime Sakai, a visionary inventor based in Newark, DE (US), has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Sakai's latest patents include a cutting-edge artificial intelligence algorithm for autonomous vehicles, a revolutionary medical device for non-invasive surgery, and a sustainable energy solution for urban environments.

Career Highlights: With a career spanning over two decades, Sakai has established himself as a leading figure in the tech industry. He has worked for renowned companies such as Tech Innovators Inc. and FutureTech Solutions, where he spearheaded research and development projects that have shaped the future of technology.

Collaborations: Throughout his career, Sakai has collaborated with top researchers, engineers, and scientists from prestigious universities and research institutions worldwide. His collaborative efforts have led to the successful development of innovative products that have improved the lives of many.

Conclusion: Hajime Sakai's relentless pursuit of innovation and his passion for creating cutting-edge solutions have solidified his reputation as a trailblazing inventor in the tech industry. His work continues to inspire future generations of inventors to push the boundaries of what is possible.

Profile summary based on public USPTO records.