Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5410334 | Switch for pen-down sensing in electronic styli | — | 1995-04-25 |
| 5303312 | Handwriting recognition by character template | Stephen Levy | 1994-04-12 |
| 5269004 | System for integrating pointing functions into computer keyboard with lateral movement of keyswitch mounting plate causing strain and control signal | Joseph J. Laibinis | 1993-12-07 |
| 5243149 | Method and apparatus for improving the paper interface to computing systems | Hamed A. Ellozy, Frederick Jelinek, Stephen Levy, David Nahamoo | 1993-09-07 |
| 5233331 | Inking buffer for flat-panel display controllers | Lawrence I. Levy | 1993-08-03 |
| 5227929 | Portable computer hard disk protective reflex system | — | 1993-07-13 |
| 5117457 | Tamper resistant packaging for information protection in electronic circuitry | Peter G. Ledermann, Lawrence I. Levy, Steve R. White | 1992-05-26 |
| 5109413 | Manipulating rights-to-execute in connection with a software copy protection mechanism | Steve R. White | 1992-04-28 |
| 5032708 | Write-once-read-once batteryless authentication token | Vernon E. Shrauger | 1991-07-16 |
| 4992935 | Bit map search by competitive processors | Barry Goldstein | 1991-02-12 |
| 4916738 | Remote access terminal security | Akhileshwari N. Chandra, Steve R. White | 1990-04-10 |
| 4903296 | Implementing a shared higher level of privilege on personal computers for copy protection of software | Akhileshwari N. Chandra, Steve R. White | 1990-02-20 |
| 4817140 | Software protection system using a single-key cryptosystem, a hardware-based authorization system and a secure coprocessor | Ashileshwari N. Chandra, Steve R. White | 1989-03-28 |
| 4644493 | Implementing a shared higher level of privilege on personal computers for copy protection of software | Akhileshwari N. Chandra, Steve R. White | 1987-02-17 |
| 4592057 | Versatile digital controller for light emitting semiconductor devices | — | 1986-05-27 |
| 4577289 | Hardware key-on-disk system for copy-protecting magnetic storage media | Steve R. White | 1986-03-18 |
| 4322127 | Self-aligned plug connector for optical fibers | John Harper, Eric G. Lean | 1982-03-30 |
| 4244681 | Magnetic fiber optic casting apparatus | John D. Crow, John Harper | 1981-01-13 |