Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12129786 | Explosion safe electrolysis unit | Evan Charles Johnson | 2024-10-29 |
| 11828219 | Rollover safe electrolysis unit for vehicles | Evan Charles Johnson | 2023-11-28 |
| 11300373 | Revolver reloading device | — | 2022-04-12 |
| 10746094 | Onboard HHO gas generation system for heavy duty trucks | Evan Charles Johnson | 2020-08-18 |
| 10619562 | Explosion safe electrolysis unit | Evan Charles Johnson | 2020-04-14 |
| 10494992 | Temperature control for HHO injection gas | Evan Charles Johnson | 2019-12-03 |
| 8214210 | Lattice-based querying | — | 2012-07-03 |
| 7552469 | Method for generating mnemonic random passcodes | Whitfield Diffie | 2009-06-23 |
| 6594658 | Method and apparatus for generating query responses in a computer-based document retrieval system | — | 2003-07-15 |
| 6282538 | Method and apparatus for generating query responses in a computer-based document retrieval system | — | 2001-08-28 |
| 6182063 | Method and apparatus for cascaded indexing and retrieval | — | 2001-01-30 |
| 6101491 | Method and apparatus for distributed indexing and retrieval | — | 2000-08-08 |
| 5724571 | Method and apparatus for generating query responses in a computer-based document retrieval system | — | 1998-03-03 |
| 5501652 | Self-examination otoscope | — | 1996-03-26 |
| 4928625 | Pendulum mounted airbrush | — | 1990-05-29 |