Hiroyuki Waki
9Patents
5h-index
11Co-inventors
56Inventor score
Filing activity: Nov 15, 1993 → Aug 29, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7194758B1 | Digital broadcast system and its component devices that provide services in accordance with a broadcast watched by viewers | Electricity | 177 | Expired |
| US5581752A | Electronic document retrieval and display system and method of retrieving electronically stored documents | Emerging Cross-Sectional Technologies | 71 | Expired |
| US6799315B2 | High speed virtual machine and compiler | Physics | 17 | Expired |
| US6986159B1 | Method and system for receiving and recording digital broadcast programs | Electricity | 14 | Expired |
| US5778352A | Electronic document retrieval and display system and method of retrieving electronically stored documents | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6134351A | Image processing device performing the conversion of gradation value by means of error diffusion method | Electricity | 5 | Expired |
| US6681075B1 | Data transmission apparatus and data reception apparatus | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7555000B2 | Digital broadcast system | Electricity | 4 | Active |
| US7378996B2 | Sampling rate conversion calculating apparatus | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.