John E. Lewis
20Patents
10h-index
8Co-inventors
68Inventor score
Filing activity: Oct 31, 1983 → Apr 5, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5420649A | Diving mask with improved field of vision | Performing Operations; Transporting | 73 | Expired |
| US4882678A | Data sensing and processing device for scuba divers | Performing Operations; Transporting | 59 | Expired |
| US4586136A | Digital computer for determining scuba diving parameters for a particular diver | Performing Operations; Transporting | 55 | Expired |
| US6543444B1 | System and method for air time remaining calculations in a self-contained breathing apparatus | Performing Operations; Transporting | 48 | Expired |
| US5924418A | Rebreather system with depth dependent flow control and optimal PO.sub.2 d e | Performing Operations; Transporting | 39 | Expired |
| US6302106A | Rebreather system with optimal PO2 determination | Performing Operations; Transporting | 36 | Expired |
| US6972715B2 | Dive computer with global positioning system receiver | Performing Operations; Transporting | 27 | Expired |
| US5156055A | Ascent rate meter for SCUBA divers | Performing Operations; Transporting | 19 | Expired |
| US8174436B2 | Dive computer with global positioning system receiver | Performing Operations; Transporting | 13 | Active |
| US8847818B2 | Dive computer with global positioning system receiver | Performing Operations; Transporting | 10 | Active |
| US9013349B2 | Dive computer with global positioning system receiver | Performing Operations; Transporting | 9 | Active |
| US4838608A | Adjustable beach chair | Human Necessities | 8 | Expired |
| US9443039B2 | Systems and methods for dive computers with remote upload capabilities | Performing Operations; Transporting | 8 | Active |
| US9616982B2 | Dive computer with global positioning system receiver | Performing Operations; Transporting | 7 | Active |
| US10183731B2 | Underwater warnings | Performing Operations; Transporting | 2 | Active |
| US10407143B2 | Systems and methods for dive computers with remote upload capabilities | Performing Operations; Transporting | 2 | Active |
| USD968457S1 | Portion of a monitor display with graphical user interface | General | 1 | Active |
| US7313483B2 | Dive computer and method for determining gas formation | Physics | 1 | Expired |
| US12100309B2 | System and method for reusable digital video templates incorporating cumulative sequential iteration technique in music education | Physics | 0 | Active |
| USD968456S1 | Portion of a monitor display with graphical user interface | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.