Naoki Hotta
23Patents
9h-index
39Co-inventors
75Inventor score
Filing activity: May 5, 1992 → Mar 25, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7434837B2 | Knee-protecting airbag device | Performing Operations; Transporting | 35 | Active |
| US7232149B2 | Knee protection airbag apparatus | Performing Operations; Transporting | 25 | Expired |
| US7370879B2 | Knee protecting airbag device | Performing Operations; Transporting | 23 | Expired |
| US7364185B2 | Occupant protecting device and air bag device for rear-end collision mounted on vehicle | Performing Operations; Transporting | 22 | Expired |
| US7604250B2 | Airbag device | Performing Operations; Transporting | 20 | Active |
| US7082905B2 | Cooling apparatus for hybrid vehicle | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6626459B2 | Air bag for steering wheel | Performing Operations; Transporting | 13 | Expired |
| US7731227B2 | Head protection airbag device | Performing Operations; Transporting | 12 | Active |
| US6843209B2 | Engine cooling water passage structure and gas/liquid separator for engine cooling system | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6978742B2 | Engine cooling water passage structure and gas/liquid separator for engine cooling system | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7648160B2 | Air bag device for rear-end collision mounted on vehicle | Performing Operations; Transporting | 7 | Active |
| US7004864B2 | Auxiliary-driving system in engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7469922B2 | Head-protecting airbag apparatus | Performing Operations; Transporting | 5 | Active |
| US9539976B2 | Head protecting airbag device | Performing Operations; Transporting | 5 | Active |
| US5213082A | Fuel injection control system for internal combustion engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US9216711B2 | Head protection airbag apparatus | Performing Operations; Transporting | 3 | Active |
| US10053047B2 | Airbag | Performing Operations; Transporting | 2 | Active |
| US11225901B2 | Expansion tank | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US6923418B2 | Engine auxiliary equipment mounting construction | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US11447090B2 | Knee protection airbag device | Performing Operations; Transporting | 0 | Active |
| US11047454B2 | Internal combustion engine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11214219B2 | Airbag device | Performing Operations; Transporting | 0 | Active |
| US11267430B2 | Knee protection airbag device | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.