Yasuo Sugawara
19Patents
4h-index
20Co-inventors
60Inventor score
Filing activity: Aug 23, 1988 → Feb 8, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7583901B2 | Illuminative light communication device | Electricity | 338 | Expired |
| US8369269B2 | Radio communication system, base station device, mobile station device, and random access method | Electricity | 14 | Active |
| US4902771A | Imido-modified unsaturated polyester resin composition | Chemistry; Metallurgy | 7 | Expired |
| US8477644B2 | Communication apparatus, communication method | Electricity | 6 | Active |
| US8743821B2 | Radio communication system, base station device, mobile station device, and random access method | Electricity | 4 | Active |
| US11083043B2 | Method and system for user equipment (UE) registration | Electricity | 2 | Active |
| US8879512B2 | Mobile station device, base station device, communication system, communication method, and program | Electricity | 2 | Active |
| US11723100B2 | User equipment, communication control method of user equipment, core network device, communication control method of core network, SMF, and communication control method of SMF | Electricity | 1 | Active |
| US11190930B2 | Terminal apparatus and core network device for implementing an authentication and/or authorization function by a data network | Electricity | 1 | Active |
| US12052783B2 | User apparatus for performing a registration procedure | Electricity | 1 | Active |
| US11343678B2 | User equipment, communication control method of user equipment, core network device, communication control method of core network, SMF, communication control method of SMF, UPF, and communication control method of UPF | Electricity | 0 | Active |
| US12289674B2 | User equipment (UE) | Electricity | 0 | Active |
| US12414181B2 | UE and SMF | Electricity | 0 | Active |
| US11405842B2 | Access and mobility management function (AMF), user equipment (UE), session management function (SMF), communication control method for AMF, communication control method for UE, and communication control method for SMF | Electricity | 0 | Active |
| US9730221B2 | Radio communication system, base station device, mobile station device, and random access method | Electricity | 0 | Active |
| US11405829B2 | Communication control method for a user equipment that configures a protocol data unit session to correspond to a non-IP packet data network connection | Electricity | 0 | Active |
| US12414070B2 | User equipment (UE) and method of use in discontinuous coverage within satellite networks | Electricity | 0 | Active |
| US12206035B2 | Solar battery module, method for manufacturing same, and construction-use exterior wall material using same | Emerging Cross-Sectional Technologies | 0 | Active |
| US12256356B2 | User equipment (UE) | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.