Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6170057 | Mobile computer and method of packet encryption and authentication in mobile computing based on security policy of visited network | Atsushi Inoue, Masahiro Ishiyama, Atsushi Fukumoto, Yoshiyuki Tsuda, Atsushi Shimbo | 2001-01-02 |
| 6167513 | Mobile computing scheme using encryption and authentication processing based on mobile computer location and network operating policy | Atsushi Inoue, Masahiro Ishiyama, Atsushi Fukumoto, Yoshiyuki Tsuda, Atsushi Shimbo | 2000-12-26 |
| 6163843 | Packet inspection device, mobile computer and packet transfer method in mobile computing with improved mobile computer authenticity check scheme | Atsushi Inoue, Masahiro Ishiyama, Atsushi Fukumoto, Yoshiyuki Tsuda, Atsushi Shimbo | 2000-12-19 |
| 6092191 | Packet authentication and packet encryption/decryption scheme for security gateway | Atsushi Shimbo, Atsushi Inoue, Masahiro Ishiyama | 2000-07-18 |
| 6081833 | Memory space management method, data transfer method, and computer device for distributed computer system | Yoshiyuki Tsuda | 2000-06-27 |
| 6044445 | Data transfer method and memory management system utilizing access control information to change mapping between physical and virtual pages for improved data transfer efficiency | Yoshiyuki Tsuda, Akira Nakamura | 2000-03-28 |
| 5944794 | User identification data management scheme for networking computer systems using wide area network | Atsushi Shimbo, Masahiro Ishiyama | 1999-08-31 |
| 5892944 | Program execution and operation right management system suitable for single virtual memory scheme | Atsushi Fukumoto, Toshinari Takahashi, Hideki Yoshida, Sung-Ho Shin | 1999-04-06 |
| 5890189 | Memory management and protection system for virtual memory in computer system | Hiroshi Nozue, Mitsuo Saito, Kenichi Maeda, Shigehiro Asano, Shin Sungho +1 more | 1999-03-30 |
| 5864853 | Portable file system operable under various computer environments | Tetsuro Kimura | 1999-01-26 |
| 5829041 | Method and apparatus for managing single virtual space suitable for distributed processing | Tetsuro Kimura, Kenji Shirakawa | 1998-10-27 |
| 5826057 | Method for managing virtual address space at improved space utilization efficiency | Hideo Segawa, Mitsuo Saito, Osamu Wakamori | 1998-10-20 |
| 5728847 | Method for recovering lactide from high-molecular weight polylactic acid | Hitomi Ohara | 1998-03-17 |
| 5664126 | Human interface system for communicating networked users | Hideki Hirakawa, Etsuo Ito, Kazuo Sumita, Shuichi Tsujimoto | 1997-09-02 |
| 5627987 | Memory management and protection system for virtual memory in computer system | Hiroshi Nozue, Mitsuo Saito, Kenichi Maeda, Shigehiro Asano, Shin Sungho +1 more | 1997-05-06 |
| 5351189 | Machine translation system including separated side-by-side display of original and corresponding translated sentences | Miwako Doi, Shin-ya Amano, Seiji Miike, Hiroyasu Nogami, Akira Kumano +5 more | 1994-09-27 |
| 5136698 | Method for selective back-tracking in a hierarchical system containing a flag which indicates the validity of a choice-point | — | 1992-08-04 |
| 5084817 | System for translating a language having polite expressions | Akira Kumano, Shin-ya Amano, Hisahiro Adachi, Hiroyasu Nogami, Seiji Miike +5 more | 1992-01-28 |
| 4876657 | Presentation display apparatus for displaying two different images on separate displays for a listener and a speaker | Mitsuo Saito, Tsukasa Matoba | 1989-10-24 |
| 4876665 | Document processing system deciding apparatus provided with selection functions | Isamu Iwai, Miwako Doi | 1989-10-24 |
| 4813010 | Document processing using heading rules storage and retrieval system for generating documents with hierarchical logical architectures | Miwako Doi, Isamu Iwai | 1989-03-14 |
| 4805132 | Machine translation system | Kimihito Takeda | 1989-02-14 |
| 4647932 | Spacecraft velocity measurement system | Takesi Ono, Kazuo Nakamura | 1987-03-03 |