Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7743249 | Method of securing a document in a system and controlling access to the document and a seal for use in the method | Daniel Zucker, Donald Scott Adams | 2010-06-22 |
| 6088449 | Tri-signature security architecture systems and methods | — | 2000-07-11 |
| 5960086 | Unified end-to-end security methods and systems for operating on insecure networks | — | 1999-09-28 |
| 5832287 | Wideband on-demand video distribution system and method | — | 1998-11-03 |
| 5594915 | Microcell computer system and method using cell access switch and functionally partitioned moving memory architecture | — | 1997-01-14 |
| 5564107 | Microcell computer system and method using cell access switch and moving memory architecture | — | 1996-10-08 |
| 5319710 | Method and means for combining and managing personal verification and message authentication encrytions for network transmission | W. Dale Hopkins | 1994-06-07 |
| 4965568 | Multilevel security apparatus and method with personal key | Webster D. Hopkins | 1990-10-23 |
| 4933971 | Method for encrypting transmitted data using a unique key | Ralph Bestock, Jae Young Kim, Webster D. Hopkins | 1990-06-12 |
| 4885779 | Personal identification encryptor system with error-correcting code and method | Alan Roberts | 1989-12-05 |
| 4870683 | Personal identification encryptor system and method | — | 1989-09-26 |
| 4588991 | File access security method and means | — | 1986-05-13 |
| 4577779 | Currency-dispensing method and apparatus | — | 1986-03-25 |
| 4536647 | Pocket banking terminal, method and system | Ralph Bestock | 1985-08-20 |
| 4515288 | Currency-dispensing method and apparatus | — | 1985-05-07 |
| 4357529 | Multilevel security apparatus and method | — | 1982-11-02 |
| 4328414 | Multilevel security apparatus and method | — | 1982-05-04 |
| 4315101 | Method and apparatus for securing data transmissions | — | 1982-02-09 |
| 4304990 | Multilevel security apparatus and method | — | 1981-12-08 |
| 4288659 | Method and means for securing the distribution of encoding keys | — | 1981-09-08 |
| 4283599 | Method and apparatus for securing data transmissions | — | 1981-08-11 |
| 4281215 | Method and apparatus for securing data transmissions | — | 1981-07-28 |
| 4268715 | Method and apparatus for securing data transmissions | — | 1981-05-19 |
| 4198619 | Programmable security system and method | — | 1980-04-15 |