Marukawa; Katsumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Marukawa; Katsumi.The latest application filed is for "question-answering method and question-answering apparatus".
- Marukawa; Katsumi - Sagamiko JP
- Marukawa; Katsumi - Kodaira JP
| Patent | Date |
|---|---|
| Question-answering method and question-answering apparatus Grant 7,236,968 - Seki , et al. June 26, 2 | 2007-06-26 |
| Method and apparatus for secure data transmission via network Grant 7,080,252 - Marukawa July 18, 2 | 2006-07-18 |
| Question-answering method and question-answering apparatus App 20050060301 - Seki, Minenobu ; et al. | 2005-03-17 |
| Method and apparatus for secure data transmission via network App 20010018740 - Marukawa, Katsumi | 2001-08-30 |
| Document processing apparatus and method for inputting the requirements of a reader or writer and for processing documents according to the requirements Grant 5,835,922 - Shima , et al. November 10, 1 | 1998-11-10 |
| Character recognition method and apparatus Grant 5,768,451 - Hisamitsu , et al. June 16, 1 | 1998-06-16 |
| Document recognition method and system Grant 5,717,794 - Koga , et al. February 10, 1 | 1998-02-10 |
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