Tetsuya Masuda
59Patents
6h-index
116Co-inventors
75Inventor score
Filing activity: May 12, 1980 → Apr 29, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7325333B2 | Heat pump device and drying machine | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US7181911B2 | Plunger type master cylinder | Performing Operations; Transporting | 9 | Expired |
| US6938356B2 | Drying machine | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7322123B2 | Drying machine | Textiles; Paper | 7 | Expired |
| US5966947A | Method of returning refrigerator oil of air conditioner | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7066245B2 | On-vehicle air-conditioner for air-conditioning | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8393172B2 | Heat pump drying machine | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US4367941A | Apparatus for silver recovery during photographic processing | Physics | 5 | Expired |
| US4985337A | Image forming method and element, in which the element contains a release layer and a photosensitive o-quinone diaziode layer | Physics | 4 | Expired |
| US5474844A | Image-forming transfer material including a polyester film | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6981336B2 | Washing/drying machine | Textiles; Paper | 4 | Expired |
| USD948553S1 | Display screen with graphical user interface | General | 4 | Active |
| US11575087B1 | Organic electroluminescence device, light emitting device, organic electroluminescence display device and electronic device | Electricity | 3 | Active |
| US5609985A | Color image-formable material and process for preparing the same | Physics | 3 | Expired |
| US11559894B2 | Object handling control device, object handling device, object handling method, and computer program product | Physics | 3 | Active |
| US10103338B1 | Organic electroluminescence device and electronic device | Electricity | 2 | Active |
| US6053089A | Hydraulic booster device | Performing Operations; Transporting | 2 | Expired |
| US9188076B2 | Fuel injection control system | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US5843620A | Image-forming material | Physics | 2 | Expired |
| US9952002B2 | Heat transfer fin, heat exchanger, and refrigeration cycle device | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10675463B2 | Dysuria treatment device | Human Necessities | 1 | Active |
| US8881393B2 | Manufacturing method of impeller for fluid transmitting device | Emerging Cross-Sectional Technologies | 1 | Active |
| US10109804B1 | Organic electroluminescence device and electronic device | Electricity | 1 | Active |
| US4343892A | Method and apparatus for silver recovery during photographic processing | Physics | 1 | Expired |
| US10675464B2 | Electrical stimulation therapy instrument | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.