Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D521670 | Flashlight | — | 2006-05-23 |
| D513336 | Lantern | — | 2005-12-27 |
| D506848 | Flashlight | — | 2005-06-28 |
| D504967 | Flashlight | — | 2005-05-10 |
| D501267 | Flashlight | — | 2005-01-25 |
| D500378 | Flashlight | — | 2004-12-28 |
| D493555 | Spotlight | — | 2004-07-27 |
| 6669353 | Flashlight | — | 2003-12-30 |
| D475577 | Lighted mug | — | 2003-06-10 |
| D475476 | Electric torch | — | 2003-06-03 |
| D470960 | Lantern | — | 2003-02-25 |
| D463877 | Flashlight | — | 2002-10-01 |
| D457976 | Flashlight | — | 2002-05-28 |
| D439692 | Camper's night light | — | 2001-03-27 |
| D431663 | Camping lamp | — | 2000-10-03 |
| D412096 | Screwdriver handle | Gavin McCalla | 1999-07-20 |
| 5825300 | Method of protected distribution of keying and certificate material | Erwin W. Bathrick, John W. Garber, Cheng-Chi Huang, Todd Matthews, James E. Zmuda +1 more | 1998-10-20 |
| D380846 | Flashlight | — | 1997-07-08 |
| D376305 | Screwdriver | — | 1996-12-10 |
| 5442342 | Distributed user authentication protocol | — | 1995-08-15 |
| 5442706 | Secure mobile storage | — | 1995-08-15 |
| 5434918 | Method for providing mutual authentication of a user and a server on a network | Erwin W. Bathrick, Cheng-Chi Huang, Mae-Hwa Ma, Todd Matthews, James E. Zmuda | 1995-07-18 |
| 5280581 | Enhanced call-back authentication method and apparatus for remotely accessing a host computer from a plurality of remote sites | Erwin W. Bathrick, Todd Matthews | 1994-01-18 |
| 5265159 | Secure file erasure | — | 1993-11-23 |
| 5241594 | One-time logon means and methods for distributed computing systems | — | 1993-08-31 |