Shoichi Hirata
19Patents
8h-index
32Co-inventors
72Inventor score
Filing activity: Jun 17, 1994 → Aug 6, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5963550A | Packet transfer scheme and mobile communication system | Electricity | 47 | Expired |
| US5677954A | Cryptical control method for personal communication | Electricity | 35 | Expired |
| US5649301A | Mobile communication method for controlling origination or termination of a call in a desired network | Electricity | 21 | Expired |
| US5703941A | Connection control method for personal communications | Electricity | 17 | Expired |
| US7142879B2 | Mobile communications network system, mobile terminal, and paging method | Electricity | 15 | Expired |
| US5805078A | Mobile communications network and mobile communication method | Electricity | 13 | Expired |
| US5721742A | Terminal, network, and communication system | Electricity | 9 | Expired |
| US7899458B2 | System, method and apparatus for controlling mobile terminal handover | Electricity | 8 | Active |
| US7349697B2 | Mobile communication system, mobile terminal, subscriber information management apparatus, mobile network system, location area information registration method and call control method | Electricity | 8 | Expired |
| US7151934B2 | Radio data communications method, server, and radio network controller | Electricity | 6 | Expired |
| US5572584A | Connection control method for personal communications | Electricity | 6 | Expired |
| US7613143B2 | System and method for controlling network, network controlling apparatus, and mobile terminal used in network control system | Electricity | 4 | Active |
| US5867779A | Paging equipment and method for reducing traffic in a mobile data communication system | Electricity | 2 | Expired |
| US7142859B2 | Protocol terminating method, control signal terminating server apparatus, and mobile communication system | Electricity | 2 | Expired |
| US8284670B2 | Mobile communications system, mobile communications method, server, transfer device, and mobile communications terminal | Electricity | 1 | Active |
| US7710956B2 | Mobile communication control system, network management server, mobile node, access node and anchor node | Electricity | 1 | Active |
| US6031839A | Data communication system and communication terminal equipment | Electricity | 0 | Expired |
| US7302262B2 | Mobile communications control method, control system and mobile terminal | Electricity | 0 | Expired |
| US11421778B2 | Hydraulic control device and hydraulic control method for automatic transmission | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.