Patents by Inventor Koyuki Nagano

Koyuki Nagano 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).

  • Mail system, server and mail transmitting/receiving device
    Publication number: 20030182380
    Abstract: Email server 25 comprises email storage unit 254a for storing ordinary emails and email receipt storage unit 254b for storing only email receipts. When email server 25 receives an ordinary email, which is addressed to mobile station 10, email server 25 stores the email in email storage unit 254a temporarily, and transmits it to mobile station 10. On the other hand, when email server 25 receives an email receipt which is addressed to mobile station 10, email server 25 stores the email receipt in email receipt storage unit 254b, and transmits the email receipt in response to a request transmitted by mobile station 10 following; an operation carried out by a user of mobile station 10.
    Type: Application
    Filed: December 6, 2002
    Publication date: September 25, 2003
    Inventors: Toshiyasu Yabe, Yuji Takeda, Makoto Soga, Koyuki Nagano