Patents by Inventor Hajime Sakai

Hajime Sakai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Nucleotide sequences encoding and and methods of use for same
    Patent number: 8076141
    Abstract: The invention relates to the isolation and characterization of a maize gene, RAMOSA3 (RA3), responsible for meristem development and inflorescence development including branching. The gene, gene product, and regulatory regions may be used to manipulate branching, meristem growth, inflorescence development and arrangement, and ultimately to improve yield of plants. The invention includes the gene and protein product as well as the use of the same for temporal and spatial expression in transgenic plants to alter plant morphology and affect yield in plants. The invention also includes the gene and protein product for SISTER OF RAMOSA3 (SRA).
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: December 13, 2011
    Assignees: E.I. du Pont de Nemours and Company, Cold Spring Harbor Laboratory
    Inventors: David Peter Jackson, Namiko Satoh Nagasawa, Hajime Sakai, Nobuhiro Nagasawa
  • DROUGHT TOLERANT PLANTS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING DTP21 POLYPEPTIDES
    Publication number: 20110277181
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs useful for conferring drought tolerance, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotide encodes a DTP21 polypeptide.
    Type: Application
    Filed: October 29, 2010
    Publication date: November 10, 2011
    Applicants: EI DU PONT DE NEMOURS AND COMPANY, JAPAN TOBACCO INC, PIONEER HI-BRED INTERNATIONAL INC
    Inventors: MASAKAZU KASHIHARA, TOSHIYUKI KOMORI, ICHIRO OKA, SATORU USAMI, NORIO KATO, YUKOH HIEI, YOSHIMITSU TAKAKURA, TOSHIHIKO KOMARI, TERUYUKI IMAYAMA, SCOTT V. TINGEY, HAJIME SAKAI, MARC C. ALBERTSEN, STANLEY LUCK
  • Polynucleotides and polypeptides involved in post-transcriptional gene silencing
    Patent number: 8022196
    Abstract: This invention relates to isolated nucleic acid fragments encoding polypeptides involved in post-transcriptional gene silencing. The invention also relates to construction of a recombinant DNA construct encoding all or a portion of the polypeptide involved in post-transcriptional gene silencing, in sense or antisense orientation, wherein expression of the recombinant DNA construct results in production of altered levels in a transformed host cell of the polypeptide involved in post-transcriptional gene silencing.
    Type: Grant
    Filed: September 25, 2008
    Date of Patent: September 20, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rebecca E. Cahoon, Hajime Sakai, J. Antoni Rafalski
  • POLYNUCLEOTIDES ENCODING PROTEINS INVOLVED IN PLANT METABOLISM
    Publication number: 20110214204
    Abstract: The invention provides isolated pyruvate dehydrogenase kinase nucleic acids and their encoded polypeptides. The present invention provides methods and compositions relating to altering pyruvate dehydrogenase kinase levels in plants. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions.
    Type: Application
    Filed: May 12, 2011
    Publication date: September 1, 2011
    Applicant: EI DU PONT DE NEMOURS AND COMPANY; AND PIONEER HI-BRED INTERNATIONAL INC
    Inventors: Quinn Qun Zhu, Sabine S. Hantke, Xiping Niu, Zheng Peizhong, Michele Morgante, Joan T. Odell, Saverio Carl Falco, Yiwen Fang, J. Antoni Rafalski, Hajime Sakai, Edgar B. Cahoon, Rebecca E. Cahoon, Jian-Ming Lee, Guo-Hua Miao, Zhongsen Li, Anthony J. Kinney
  • PLANTS HAVING ALTERED AGRONOMIC CHARACTERISTICS UNDER NITROGEN LIMITING CONDITIONS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING LNT6 POLYPEPTIDES AND HOMOLOGS THEREOF
    Publication number: 20110209245
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs particularly useful for altering agronomic characteristics of plants under nitrogen limiting conditions, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter functional in a plant, wherein said polynucleotide encodes an LNT6 polypeptide or homolog thereof.
    Type: Application
    Filed: September 9, 2009
    Publication date: August 25, 2011
    Applicant: E.I. du Pont de Nemours and Company and Pioneer Hi-Bred International
    Inventors: Stephen M. Allen, Milo Aukerman, Dale Loussaert, Hajime Sakai, Scott V. Tingey, Stanley Luck
  • NUCLEOTIDE SEQUENCES ENCODING RAMOSA3 AND SISTER OF RAMOSA3 AND METHODS OF USE FOR SAME
    Publication number: 20110162108
    Abstract: The invention relates to the isolation and characterization of a maize gene, RAMOSA3 (RA3), responsible for meristem development and inflorescence development including branching. The gene, gene product, and regulatory regions may be used to manipulate branching, meristem growth, inflorescence development and arrangement, and ultimately to improve yield of plants. The invention includes the gene and protein product as well as the use of the same for temporal and spatial expression in transgenic plants to alter plant morphology and affect yield in plants. The invention also includes the gene and protein product for SISTER OF RAMOSA3 (SRA).
    Type: Application
    Filed: March 8, 2011
    Publication date: June 30, 2011
    Applicants: E. I. Du Pont De Nemours and Company, Cold Spring Harbor Laboratory
    Inventors: David Peter Jackson, Namiko Nagasawa, Nobuhiro Nagasawa, Hajime Sakai
  • Plants with altered root architecture, involving the rum1 gene, related constructs and methods
    Patent number: 7960613
    Abstract: The present disclosure is directed to isolated nucleic acid fragments comprising a root-preferred maize NAS2 promoter, a functional fragment thereof, and end-uses and methods utilizing said fragments. Functional fragment NAS2 promoters include those containing the Root Motif 1, the CAAT box, and the TATA box; the Pyrimidine Box, the Pyrimidine-rich Stretch, the QAR, the Root Motif 1, the CAAT box, and the TATA box; and the Pyrimidine Box, the Pyrimidine-rich Stretch, the QAR, the Root Motif 1, and the CAAT box.
    Type: Grant
    Filed: October 30, 2008
    Date of Patent: June 14, 2011
    Assignees: E. I. du Pont de Nemours and Company, Pioneer Hi-Bred International, Inc.
    Inventors: Graziana Taramino, Hajime Sakai, Mai Komatsu, Xiaomu Niu
  • PLANTS WITH ALTERED ROOT ARCHITECTURE, RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING PROTEIN PHOPHATASE 2C (PP2C) POLYPEPTIDES AND HOMOLOGS THEREOF
    Publication number: 20110138501
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs particularly useful for altering root structure of plants, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter functional in a plant, wherein said polynucleotide encodes a polypeptide useful for altering plant root architecture.
    Type: Application
    Filed: August 14, 2009
    Publication date: June 9, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY and PIONEER HI-BRD INTERNATIONAL, INC.
    Inventors: Graziana Taramino, Scott V. Tingey, Hajime Sakai, Stephen M. Allen, Dwight Tomes, Stanley Luck, Xiaomu Niu
  • Altering Root Structure During Plant Development
    Publication number: 20110113499
    Abstract: Isolated nucleic acid fragments and recombinant constructs comprising such fragments for altering root structure during plant development are disclosed along with methods of not structure alteration during plant development.
    Type: Application
    Filed: January 28, 2005
    Publication date: May 12, 2011
    Applicants: E.I.DU PONT DE NEMOURS AND COMPANY, POINEER HI-BRED INTERNATIONAL, INC.
    Inventors: Graziana Taramino, Hajime Sakai, Robert B. Meeley, Xiaomu Niu
  • PLANTS HAVING ALTERED AGRONOMIC CHARACTERISTICS UNDER NITROGEN LIMITING CONDITIONS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING LNT1 POLYPEPTIDES AND HOMOLOGS THEREOF
    Publication number: 20110099667
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs particularly useful for altering agronomic characteristics of plants under nitrogen limiting conditions, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter functional in a plant, wherein said polynucleotide encodes an LNT1 polypeptide.
    Type: Application
    Filed: July 8, 2009
    Publication date: April 28, 2011
    Applicant: E.I.DU PONT DENEMOURS AND COMPANY PIONEER HI BRED INTERNATIONAL INC
    Inventors: Milo Aukerman, Stephen M. Allen, Dale Loussaert, Stanley Luck, Hajime Sakai, Scott V. Tingey
  • MAIZE MICRORNA SEQUENCES
    Publication number: 20110083232
    Abstract: Methods and compositions useful in target sequence suppression and target sequence validation are described. Polynucleotide constructs useful for gene silencing, as well as cells, plants and seeds comprising the polynucleotides and a method for using microRNAs to silence a target sequence are also described.
    Type: Application
    Filed: December 8, 2010
    Publication date: April 7, 2011
    Applicant: E.I.duPont de Nemours and Company
    Inventors: Milo Aukerman, James Tisdall, Hajime Sakai, Jeanne M. Wilson
  • Nucleotide sequences encoding RAMOSA3 and sister of RAMOSA3 and methods of use for same
    Patent number: 7915045
    Abstract: The invention relates to the isolation and characterization of a maize gene, RAMOSA3 (RA3), responsible for meristem development and inflorescence development including branching. The gene, gene product, and regulatory regions may be used to manipulate branching, meristem growth, inflorescence development and arrangement, and ultimately to improve yield of plants. The invention includes the gene and protein product as well as the use of the same for temporal and spatial expression in transgenic plants to alter plant morphology and affect yield in plants. The invention also includes the gene and protein product for SISTER OF RAMOSA3 (SRA).
    Type: Grant
    Filed: July 7, 2009
    Date of Patent: March 29, 2011
    Assignees: E. I. du Pont de Nemours and Company, Cold Springs Harbor Laboratory
    Inventors: David Peter Jackson, Namiko Nagasawa, Hajime Sakai, Nobuhiro Nagasawa
  • PLANTS HAVING ALTERED AGRONOMIC CHARACTERISTICS UNDER NITROGEN LIMITING CONDITIONS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING LNT2 POLYPEPTIDES AND HOMOLOGS THEREOF
    Publication number: 20110039263
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs particularly useful for altering agronomic characteristics of plants under nitrogen limiting conditions, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter functional in a plant, wherein said polynucleotide encodes an LNT2 polypeptide.
    Type: Application
    Filed: August 2, 2010
    Publication date: February 17, 2011
    Applicant: EI AND PIONEER HI-BRED INTERNATIONAL
    Inventors: MILO AUKERMAN, STEPHEN M. ALLEN, DALE LOUSSAERT, STANLEY LUCK, HAJIME SAKAI, SCOTT V. TINGEY
  • PLANTS HAVING ALTERED AGRONOMIC CHARACTERISTICS UNDER NITROGEN LIMITING CONDITIONS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING LNT3 POLYPEPTIDES
    Publication number: 20110035837
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs particularly useful for altering agronomic characteristics of plants under nitrogen limiting conditions, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter functional in a plant, wherein said polynucleotide encodes an LNT3 or LNT3-like polypeptide.
    Type: Application
    Filed: January 30, 2009
    Publication date: February 10, 2011
    Inventors: Milo Aukerman, Dale Loussaert, Stanley Luck, Hajime Sakai, Scott V. Tingey, Stephen M. Allen
  • PLANTS WITH ALTERED ROOT ARCHITECTURE, RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING EXOSTOSIN FAMILY POLYPEPTIDES AND HOMOLOGS THEREOF
    Publication number: 20110035822
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs particularly useful for altering root structure of plants, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter functional in a plant, wherein said polynucleotide encodes a polypeptide useful for altering plant root architecture.
    Type: Application
    Filed: October 20, 2010
    Publication date: February 10, 2011
    Applicant: EI AND PIONEER HI-BRED INTERNATIONAL
    Inventors: Graziana Taramino, Hajime Sakai, Scott V. Tingey, Stephen M. Allen, Stanley Luck, Dwight Tomes, Xiaomu Niu
  • Disease resistance genes
    Publication number: 20110030090
    Abstract: The invention provides isolated peptide-methionine sulfoxide reductase nucleic acids and their encoded proteins. The present invention provides methods and compositions relating to altering peptide-methionine sulfoxide reductase levels in plants. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions.
    Type: Application
    Filed: April 1, 2010
    Publication date: February 3, 2011
    Applicant: E. I. du Pont de Nemours and Company
    Inventors: Saverio Carl Falco, Omolayo O. Famodu, Blake C. Meyers, Guo-Hua Miao, Joan T. Odell, J. Antoni Rafalski, Catherine J. Thorpe, Hajime Sakai, Zude Weng
  • PLANTS HAVING ALTERED AGRONOMIC CHARACTERISTICS UNDER NITROGEN LIMITING CONDITIONS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING LNT5 POLYPEPTIDES AND HOMOLOGS THEREOF
    Publication number: 20110023356
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs particularly useful for altering agronomic characteristics of plants under nitrogen limiting conditions compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter functional in a plant, wherein said polynucleotide encodes a LNT5 polypeptide.
    Type: Application
    Filed: August 3, 2010
    Publication date: February 3, 2011
    Applicant: E.I. Du Pont De Nemours and Company and Pioneer HI -Bred International
    Inventors: MILO AUKERMAN, Stephen M. Allen, Dale Loussaert, Stanley Luck, Hajime Sakai, Scott V. Tingey
  • DROUGHT TOLERANT PLANTS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING PROTEIN TYROSINE PHOSPHATASES
    Publication number: 20110016583
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs useful for conferring drought tolerance, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotide encodes a protein tyrosine phosphatase.
    Type: Application
    Filed: April 22, 2009
    Publication date: January 20, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY AND PIONEER HI-BRED INTERNATIONAL,INC.
    Inventors: Stephen M. Allen, Stanley Luck, Jeffrey Mullen, Hajime Sakai, Scott V. Tingey, Robert Wayne Williams, Shoba Sivasankar
  • DROUGHT TOLERANT PLANTS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENE ENCODING FERROCHELATASES
    Publication number: 20110010798
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs useful for conferring drought tolerance, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter that is functional in a plant, wherein said polynucleotide encodes a ferrochelatase.
    Type: Application
    Filed: September 22, 2010
    Publication date: January 13, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY PIONEER HI BRED INTERNATIONAL INC
    Inventors: Stephen M. Allen, Stanley Luck, Jeffrey Mullen, Hajime Sakai, Sobhana Sivasankar, Scott V. Tingey, Robert Wayne Williams
  • PLANTS HAVING ALTERED AGRONOMIC CHARACTERISTICS UNDER NITROGEN LIMITING CONDITIONS AND RELATED CONSTRUCTS AND METHODS INVOLVING GENES ENCODING LNT2 POLYPEPTIDES AND HOMOLOGS THEREOF
    Publication number: 20100269218
    Abstract: Isolated polynucleotides and polypeptides and recombinant DNA constructs particularly useful for altering agronomic characteristics of plants under nitrogen limiting conditions, compositions (such as plants or seeds) comprising these recombinant DNA constructs, and methods utilizing these recombinant DNA constructs. The recombinant DNA construct comprises a polynucleotide operably linked to a promoter functional in a plant, wherein said polynucleotide encodes an LNT2 polypeptide.
    Type: Application
    Filed: November 5, 2008
    Publication date: October 21, 2010
    Inventors: Milo Aukerman, Stephen M. Allen, Dale Loussaert, Stanley Luck, Hajime Sakai, Scott V. Tingey