Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9654947 | Line connection apparatus and method | Naoto Kawashima, Naoto Matsudaira, Yuusuke Tounai, Hiroshi Yoshida | 2017-05-16 |
| 9524732 | Communication support device and communication support method | Naoto Kawashima, Naoto Matsudaira, Yuusuke Tounai, Hiroshi Yoshida | 2016-12-20 |
| 9288314 | Call evaluation device and call evaluation method | Naoto Kawashima, Naoto Matsudaira, Yuusuke Tounai, Hiroshi Yoshida | 2016-03-15 |
| 9178993 | Line connection apparatus and method | Naoto Kawashima, Naoto Matsudaira, Yuusuke Tounai, Hiroshi Yoshida | 2015-11-03 |
| 8908856 | Operator evaluation support device and operator evaluation support method | Naoto Kawashima, Naoto Matsudaira, Yuusuke Tounai, Hiroshi Yoshida | 2014-12-09 |
| 8781101 | Operator management apparatus and method | Naoto Kawashima, Naoto Matsudaira, Yuusuke Tounai, Hiroshi Yoshida | 2014-07-15 |
| 8731176 | Operator evaluation support device and operator evaluation support method | Naoto Kawashima, Naoto Matsudaira, Yuusuke Tounai, Hiroshi Yoshida | 2014-05-20 |
| 5634048 | Distributed database system having a center system with a link file and a method for retrieving data from same | Tadamitsu Ryu, Toshio Takahara, Tohru Matsumoto, Gen Kakehi, Yoshio Mogi +3 more | 1997-05-27 |
| 5519861 | Sampled data storage and editing system for the time series data being displayed according to collection location | Tadamitsu Ryu, Yoshio Mogi, Takanori Fukatsu, Masahiko Murakawa, Toshio Takahara +2 more | 1996-05-21 |
| 5513348 | System for relational database retrieval through a link file built to access components of relational tables | Tadamitsu Ryu, Toshio Takahara, Tohru Matsumoto | 1996-04-30 |
| 5481692 | Computing system for data processing apparatus | Tadamitsu Ryu, Toshio Takahara, Tohru Matsumoto | 1996-01-02 |