Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834369 | Apparatus and method for determining a most likely code word in a digital data transmission system | Hisashi Suzuki | 2004-12-21 |
| 6725417 | Sequential decoding apparatus and method | Hisashi Suzuki | 2004-04-20 |
| 6438571 | Adder circuit | Sachio Nakaigawa | 2002-08-20 |
| 6278780 | Method of and an apparatus for generating internal crypto-keys | — | 2001-08-21 |
| 6194854 | Charging lid opening and closing device for electric vehicle | Kenji Uchibori, Akira Ozawa, Toshihiro Sone | 2001-02-27 |
| 6192385 | Pseudorandom number generating method and pseudorandom number generator | — | 2001-02-20 |
| 6141668 | Pseudo-random number generating method and apparatus therefor | — | 2000-10-31 |
| 6097815 | Method of and an apparatus for generating pseudo-random numbers | — | 2000-08-01 |
| 6067359 | PN sequence generator with bidirectional shift register and Eulerian-graph feedback circuit | — | 2000-05-23 |
| 5687238 | Small size product cipher apparatus | — | 1997-11-11 |
| 5640455 | Secret-key enciphering method and arrangement therefor capable of preventing unfair acquirement of information | — | 1997-06-17 |
| 5577123 | Public-key cryptographic apparatus handling ciphertext by public-key | — | 1996-11-19 |
| 5566099 | Pseudorandom number generator | — | 1996-10-15 |
| 5301235 | Arrangement for transforming plaintext into ciphertext for use in a data communications system | — | 1994-04-05 |
| 5079771 | Bit and symbol timing recovery for sequential decoders | — | 1992-01-07 |
| 5068895 | Encryption and decryption methods using bit-length preservation decryptor | — | 1991-11-26 |
| 4878221 | Error-correcting decoder for rapidly dealing with buffer overflow | — | 1989-10-31 |
| 4853930 | Error-correcting bit-serial decoder | — | 1989-08-01 |