Patents by Inventor Ai NAGIRA

Ai NAGIRA 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).

  • Rear body structure for automobiles
    Patent number: 9908561
    Abstract: Each rear pillar (4) includes a rear pillar inner panel (33) and a rear pillar reinforcement (34). The rear pillar inner panel (33) and the rear pillar reinforcement (34) each include a substantially L-shaped corner portion (C1, C2) raised toward the rear pillar inner panel (33), and a ridge portion (X1, X2). The corner portions (C1, C2) are arranged next to each other in the direction toward a reinforcement (50), and an L-shaped closed cross section (40) is formed between the corner portions (C1, C2). The reinforcement (50) is, not via the closed cross section, directly connected to the corner portions (C1, C2). An upper portion of the L-shaped closed cross section (40) is connected to a closed rear header cross section (19).
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: March 6, 2018
    Assignee: MAZDA MOTOR CORPORATION
    Inventors: Yoshikazu Nishimura, Takashi Narahara, Shuichi Nakagami, Hiroaki Fujii, Gunji Yoshii, Tomoe Matsuoka, Ai Nagira
  • REAR BODY STRUCTURE FOR AUTOMOBILES
    Publication number: 20160221610
    Abstract: Each rear pillar (4) includes a rear pillar inner panel (33) and a rear pillar reinforcement (34). The rear pillar inner panel (33) and the rear pillar reinforcement (34) each include a substantially L-shaped corner portion (C1, C2) raised toward the rear pillar inner panel (33), and a ridge portion (X1, X2). The corner portions (C1, C2) are arranged next to each other in the direction toward a reinforcement (50), and an L-shaped closed cross section (40) is formed between the corner portions (C1, C2). The reinforcement (50) is, not via the closed cross section, directly connected to the corner portions (C1, C2). An upper portion of the L-shaped closed cross section (40) is connected to a closed rear header cross section (19).
    Type: Application
    Filed: May 12, 2015
    Publication date: August 4, 2016
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Yoshikazu NISHIMURA, Takashi NARAHARA, Shuichi NAKAGAMI, Hiroaki FUJII, Gunji YOSHII, Tomoe MATSUOKA, Ai NAGIRA