Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8713691 | Attribute information providing system | Yoshinobu Ishigaki, Masayuki Numao, Yuji Watanabe | 2014-04-29 |
| 8463712 | Traceability verification system, method and program for the same | Mika Saito, Yuji Watanabe, Takeo Yoshizawa | 2013-06-11 |
| 8433917 | Access control system, access control device, program and recording medium | Yuji Watanabe, Masayuji Numao | 2013-04-30 |
| 8122511 | Attribute information providing method | Yoshinobu Ishigaki, Masayuki Numao, Yuji Watanabe | 2012-02-21 |
| 8055589 | Traceability verification system, method and program for the same | Mika Saito, Yuji Watanabe, Takeo Yoshizawa | 2011-11-08 |
| 7913093 | Method and system for providing access to information on an article to which a tag is coupled | Yoshinobu Ishigaki, Masayuki Numao, Yuji Watanabe, Takeo Yoshizawa | 2011-03-22 |
| 7836312 | Information acquisition enabled/disabled inspection system | Yoshinori Aoki, Keitaroh Dohmen, Masayuki Numao, Yuji Watanabe | 2010-11-16 |
| 7769706 | Method and system for obtaining a combination of faulty parts from a dispersed parts tree | Fumihiko Kitayama, Hirofumi Matsuzawa, Masayuki Numao | 2010-08-03 |
| 7752161 | Access management system, access administration apparatus, access administration program, access administration method, and recording medium | Yuji Watanave, Masayuki Numao, Keitaroh Dohmen | 2010-07-06 |
| 7567948 | Method and system for obtaining a combination of faulty parts from a dispersed parts tree | Fumihiko Kitayama, Hirofumi Matsuzawa, Masayuki Numao | 2009-07-28 |
| 7478244 | Access control method | Yuji Watanabe, Masayuki Numao | 2009-01-13 |
| 7331519 | Traceability signature system, signature method and program product | Masayuki Numao, Yuji Watanabe, Takeo Yoshizawa | 2008-02-19 |
| 7315981 | XPath evaluation method, XML document processing system and program using the same | Hiroaki Nakamura, Hironobu Takagi | 2008-01-01 |