Sohei Yamada
10Patents
4h-index
13Co-inventors
57Inventor score
Filing activity: Sep 24, 1982 → Aug 25, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4583631A | Apparatus for positioning and clamping work clamp pallet for machine tools | Performing Operations; Transporting | 26 | Expired |
| US4489927A | Slide wedge clamp | Performing Operations; Transporting | 19 | Expired |
| US5160124A | Clamping apparatus for work | Performing Operations; Transporting | 17 | Expired |
| US5072819A | Roller conveyor device and scraper for roller | Performing Operations; Transporting | 5 | Expired |
| US8445105B2 | Iron-based soft magnetic powder for dust core, method for production thereof, and dust core | Emerging Cross-Sectional Technologies | 3 | Active |
| US8236087B2 | Powder core and iron-base powder for powder core | Emerging Cross-Sectional Technologies | 3 | Active |
| US10869098B2 | Information processing terminal, information processing method and program | Electricity | 0 | Active |
| US12401855B2 | Information processing terminal, information processing method, and program | Electricity | 0 | Active |
| US11778275B2 | Information processing terminal, information processing method, and program | Electricity | 0 | Active |
| US9932015B2 | Blade rubber and vehicle wiper device | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.