Issued Patents All Time
Showing 26–50 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8832202 | E-mail information management apparatus, and E-mail information management method | — | 2014-09-09 |
| 8761521 | Still image verifying apparatus and method | — | 2014-06-24 |
| 8671280 | Program, method and apparatus for managing electronic documents | — | 2014-03-11 |
| 8667302 | Signature generating device and method, signature verifying device and method, and computer product | Masahiko Takenaka, Fumitsugu Matsuo, Fumiaki Chiba | 2014-03-04 |
| 8666797 | Information collection program, information collection apparatus, and information collection method | — | 2014-03-04 |
| 8656173 | Electronic image data verification program, electronic image data verification system, and electronic image data verification method | Masahiko Takenaka | 2014-02-18 |
| 8601671 | Method of manufacturing permanent-magnet synchronous motor | Yukari Toide, Akihiro Daikoku, Masatsugu Nakano, Hideaki Arita, Shinichi Yamaguchi +4 more | 2013-12-10 |
| 8566597 | Digital signature program, digital signature apparatus, and digital signature method | Masahiko Takenaka, Fumitsugu Matsuo, Fumiaki Chiba | 2013-10-22 |
| 8549306 | Image managing method and image managing system | Fumitsugu Matsuo, Kiyohide Yamashita, Fumiaki Chiba | 2013-10-01 |
| 8536861 | Wire rope flaw detector | Kimiyasu Furusawa, Taizo Iwami, Hiroshi Sasai | 2013-09-17 |
| 8501048 | Metal-graphite composite material having high thermal conductivity and production method therefor | Toshiyuki Ueno | 2013-08-06 |
| 8476898 | Rope tester detection plate | Koichiro Nishiyori, Hiroshi Sasai | 2013-07-02 |
| 8390281 | Wire rope flaw detector for increasing accuracy independent of speed while conserving detector size | Hiroshi Sasai, Koichiro Nishiyori | 2013-03-05 |
| 8335922 | Recording medium, digital information verification apparatus, and digital information verification method | Masahiko Takenaka, Tetsuya Izu | 2012-12-18 |
| 8312266 | Methods and apparatus for verifying electronic mail | Masahiko Takenaka, Tetsuya Izu | 2012-11-13 |
| 8250894 | Releasing mechanism and leveling apparatus | — | 2012-08-28 |
| 8223968 | Image data verification program recorded on a recording medium, image data verification method, and image data verification system | Masahiko Takenaka | 2012-07-17 |
| 8205077 | Management apparatus | Bintatsu Noda, Masahiko Takenaka, Takayuki Hasebe, Takeaki Terada | 2012-06-19 |
| 8164329 | Wire rope flaw detector | Hiroshi Sasai, Yoshinori Miyamoto, Kimiyasu Furusawa, Yukinobu Karata | 2012-04-24 |
| 8091015 | Digital document management system, digital document management method, and digital document management program | Masahiko Takenaka | 2012-01-03 |
| 8037312 | Method and apparatus for digital signature authentication, and computer product | Masahiko Takenaka, Tetsuya Izu | 2011-10-11 |
| 8032921 | Computer-readable recording medium storing access rights management program, access rights management apparatus, and access rights management method | Masahiko Takenaka, Souichi Okada, Bintatsu Noda | 2011-10-04 |
| 8028169 | Electronic document management program, electronic document management system and electronic document management method | — | 2011-09-27 |
| 7982458 | Wire-rope flaw detector | Hiroshi Sasai, Yoshinori Miyamoto | 2011-07-19 |
| 7966644 | Method, apparatus, and computer program for managing access to documents | Bintatsu Noda, Souichi Okada, Masahiko Takenaka | 2011-06-21 |