Naoki Hashiguchi
16Patents
5h-index
19Co-inventors
59Inventor score
Filing activity: Sep 14, 2001 → Jan 13, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6737778B2 | Pulley driving system | Electricity | 22 | Expired |
| US7710455B2 | Node management system and node managing program using sensing system | Physics | 15 | Active |
| US7344003B2 | Elevator control device for plural traction units | Performing Operations; Transporting | 6 | Expired |
| US7535353B2 | Surveillance system and surveillance method | Physics | 6 | Active |
| US7353913B2 | Elevator hoisting machine and motor | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7225902B2 | Elevator | Performing Operations; Transporting | 3 | Expired |
| US7850144B2 | Hoist for elevator | Electricity | 2 | Expired |
| US8411141B2 | Video processing method for reducing the load of viewing | Electricity | 2 | Active |
| US7316296B2 | Elevator apparatus | Performing Operations; Transporting | 1 | Expired |
| US7918319B2 | Elevator apparatus | Performing Operations; Transporting | 0 | Active |
| US7073640B2 | Brake structure of traction machine | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US10204106B2 | Management method, management device, and management system | Physics | 0 | Active |
| US10074058B2 | Management method, management device, and management system | Physics | 0 | Active |
| US7331424B2 | Elevator apparatus | Performing Operations; Transporting | 0 | Expired |
| US10032122B2 | Management method, management device, and management system | General | 0 | Revoked |
| US7073639B2 | Rotational machine | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.