Shoji Hayashi
22Patents
9h-index
56Co-inventors
78Inventor score
Filing activity: Mar 15, 1985 → Jan 11, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6442792B1 | Vacuum cleaner | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4926358A | System for controlling curls of a paper | Physics | 38 | Expired |
| US7207083B2 | Electric vacuum cleaner | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5088713A | Paper refeeding device for an image forming apparatus | Physics | 23 | Expired |
| US7276099B2 | Electric vacuum cleaner | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6073059A | Method of storing data in internal storage device in a molding machine controller and internal storage device carrying out the same method | Performing Operations; Transporting | 18 | Expired |
| US5025042A | Flame retardant composition | Chemistry; Metallurgy | 18 | Expired |
| US5694638A | Image generating device | Physics | 14 | Expired |
| US5683489A | Method of producing iron carbide | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5896290A | Man-machine interface system for a process controller | Physics | 9 | Expired |
| US4692927A | Light emitting device with improved electrode structure to minimize short circuiting | Electricity | 7 | Expired |
| US4785455A | Light emitting device with improved electrode structure to minimize short circuiting | Electricity | 3 | Expired |
| US10534075B2 | Three-dimensional surveying instrument and three-dimensional surveying method | Physics | 3 | Active |
| US9035438B2 | Semiconductor device and method for manufacturing same | Electricity | 3 | Active |
| US6020411A | Flame retardant resin composition | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6004373A | Method for producing iron carbide | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8146339B2 | Steel cord for reinforcing rubber article and pneumatic radial tire | Textiles; Paper | 1 | Active |
| US8514998B2 | Induction heating stress improvement | Emerging Cross-Sectional Technologies | 0 | Active |
| US12195607B2 | Silica composite, resin composition, and resin film or resin sheet | Chemistry; Metallurgy | 0 | Active |
| US9373562B2 | Semiconductor device and method of manufacturing semiconductor device | Electricity | 0 | Active |
| US10245892B2 | Tire | Performing Operations; Transporting | 0 | Active |
| USRE34378E | Light emitting device with improved electrode structure to minimize short circuiting | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.