Seigo Ito
43Patents
12h-index
42Co-inventors
81Inventor score
Filing activity: Mar 6, 1980 → Feb 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5999126A | Position measuring apparatus, position measuring method, navigation apparatus, navigation method, information service method, automotive vehicle, and audio information transmitting and receiving method | Physics | 309 | Expired |
| US6236832A | Music-related information transmitted over mobile telephone network to a requesting user | Physics | 117 | Expired |
| US6990334B1 | Wireless information communication method and its device | Electricity | 59 | Expired |
| US6662309B2 | Information recording device and a method of recording information by setting the recording area based on contiguous data area | Physics | 51 | Expired |
| US4626800A | YIG thin film tuned MIC oscillator | Electricity | 39 | Expired |
| US6795381B2 | Multi-body multi-purpose information processing apparatus | Physics | 34 | Expired |
| US6363240B1 | Method for transmitting/receiving portions of an audio signal based on a priority of each portion | Physics | 30 | Expired |
| US6594725B2 | Information recording method apparatus and storage medium for recording information length as part of file entry information | Physics | 30 | Expired |
| US6651135B2 | Information recording device and a method of recording information by setting the recording area based on contiguous data area | Physics | 25 | Expired |
| US6530037B2 | Information recording device and a method of recording information by setting the recording area based on contiguous data area | Physics | 18 | Expired |
| US4295082A | Pulse width modulated servo circuit | Electricity | 15 | Expired |
| US4636756A | Apparatus for varying the magnetic field for a magnetic resonance element | Electricity | 15 | Expired |
| US6327674A | Digital information recording and reproducing system and defect managing system applied to the same | Physics | 12 | Expired |
| US6278807A | Data recording/reproducing apparatus, data recording/reproducing method applied to the apparatus, and computer program product used in data processing apparatus | Electricity | 11 | Expired |
| US5466966A | Lead frame with leads projecting alternately from opposite sides of a lead frame block | Electricity | 11 | Expired |
| US6011220A | Semiconductor packaged device and lead frame used therein | Electricity | 11 | Expired |
| US4679015A | Ferromagnetic resonator | Electricity | 9 | Expired |
| US4704739A | Receiving circuit for converting signals comprising at least two ferromagnetic resonators | Electricity | 9 | Expired |
| US6532333B1 | System and method for editing video information | Physics | 8 | Expired |
| US6571309B2 | Information recording method apparatus and storage medium for recording information length and file type as part of file entry information | Physics | 8 | Expired |
| US6104083A | Lead frame used for semiconductor chips of different bit configurations | Electricity | 7 | Expired |
| US6609175B1 | Information recording method, information recording device, and information storage medium | Physics | 6 | Expired |
| US6470089B2 | Data recording/reproducing apparatus, data recording/reproducing method applied to the apparatus, and computer program product used in data processing apparatus | Electricity | 4 | Expired |
| US4701729A | Magnetic apparatus including thin film YIG resonator | Electricity | 4 | Expired |
| US6226727A | Computer system | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.