Tomomi Yamada
12Patents
6h-index
15Co-inventors
63Inventor score
Filing activity: Feb 26, 2001 → Sep 23, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6519933B2 | Internal combustion engine having variable valve control system and NOx catalyst | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6446588B2 | Internal combustion engine having electromagnetic valve driving mechanism and method of controlling electromagnetic valve driving mechanism | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US7902959B2 | Radio communication system of water heater | Mechanical Engineering; Lighting; Heating | 14 | Active |
| US6729126B2 | Internal combustion engine having variable valve control system and NOx catalyst | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6405693B2 | Internal combustion engine and method for controlling valve of internal combustion engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6532160B2 | Switching power supply | Emerging Cross-Sectional Technologies | 7 | Expired |
| US8480176B2 | Headrest for dental treatment chair and dental treatment chair | Electricity | 3 | Active |
| US7028652B2 | Device for controlling an internal combustion engine with a variable valve timing system | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7032567B2 | Control apparatus and method for internal combustion engine having variable valve system | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6973900B2 | Valve drive system and method | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US7714713B2 | Relay apparatus | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12096944B2 | Hemostatic device | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.