Toshiaki Hioki
29Patents
15h-index
49Co-inventors
81Inventor score
Filing activity: Jan 26, 1982 → Nov 1, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6792280B1 | Information delivery system and server | Electricity | 101 | Expired |
| US6898708B2 | Device for reproducing data | Electricity | 84 | Expired |
| US5012351A | Stereoscopic video disc record and recording and reproducing apparatus therefor | Electricity | 77 | Expired |
| US5442455A | Two-sided video disc having high definition television video signals recorded thereon and a method of manufacturing the same | Physics | 47 | Expired |
| US6662022B1 | Portable telephone set | Electricity | 39 | Expired |
| US6621772B2 | Record medium and reproducing apparatus of the same for detecting an offset correction | Physics | 34 | Expired |
| US6339571B1 | Storage medium recorded with recording/reproducing conditions depending upon recording densities and method of recording and reproducing therefor | Physics | 33 | Expired |
| US7181629B1 | Data distribution system as well as data supply device terminal device and recording device for the same | Electricity | 32 | Expired |
| US6999948B1 | Memory card | Electricity | 28 | Expired |
| US7219227B2 | Data distribution system and recording device and data provision device used therefor | Physics | 26 | Expired |
| US7340055B2 | Memory card and data distribution system using it | Physics | 21 | Expired |
| US7134026B2 | Data terminal device providing backup of uniquely existable content data | Electricity | 20 | Expired |
| US7383446B1 | Recording device | Electricity | 20 | Expired |
| US6198710A | Digital recording method, digital disk, digital disk recording device, and digital disk reproducing device | Physics | 19 | Expired |
| US7203312B1 | Data reproduction apparatus and data reproduction module | Electricity | 17 | Expired |
| US8051302B1 | Data distributing system and recording medium used for it | Electricity | 14 | Active |
| US6400653B1 | Information recording/reproducing apparatus to record/reproduce information on a recording medium recorded with an address mark | Physics | 14 | Expired |
| US4481615A | Motor controlling circuit of reproducing apparatus and method of controlling | Physics | 14 | Expired |
| US6681015B1 | Digital recording/reproducing system | Electricity | 12 | Expired |
| US6324138A | Digital disk recording and reproduction apparatus | Physics | 10 | Expired |
| US6327240A | Optical disc and optical disc drive | Physics | 9 | Expired |
| US7489951B2 | Portable telephone set | Electricity | 5 | Expired |
| US7599890B2 | Content data storage | Electricity | 5 | Expired |
| US7158641B2 | Recorder | Electricity | 2 | Expired |
| US6765860B2 | Optical disc and optical drive | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.