Casio Hitachi Mobile Communications Co., Ltd.
97Patents
86Active
97Granted
55Portfolio score
Filing activity: Dec 27, 2004 → Mar 12, 2012 · 79 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8150079B2 | Personal digital assistant and stereo reproduction method | Electricity | 164 | Active |
| US7941196B2 | Waterproof structure | Electricity | 90 | Active |
| USD562795S1 | Mobile telephone | General | 77 | Expired |
| US7355137B2 | Waterproof structure of push button switch | Electricity | 54 | Active |
| USD519481S1 | Mobile telephone | General | 30 | Expired |
| USD565007S1 | Mobile telephone | General | 14 | Expired |
| USD576995S1 | Mobile telephone | General | 14 | Expired |
| USD566078S1 | Mobile telephone | General | 14 | Expired |
| US7466558B2 | Portable electronic device | Electricity | 13 | Active |
| US8132217B2 | Control device, reproduction system, and program | Electricity | 12 | Active |
| US7871299B2 | Connector, jack socket component, electronic equipment and plug component | Electricity | 12 | Active |
| US7561684B2 | Mounting structure for an electroacoustic transducer | Electricity | 11 | Active |
| US8099097B2 | Method for handover in wireless communication, mobile electronic device, and wireless communication handover system | Electricity | 11 | Active |
| US7693509B2 | Mobile phone, incoming call notification method, and incoming call notification program | Electricity | 10 | Active |
| USD589481S1 | Mobile telephone | General | 10 | Expired |
| USD609684S1 | Mobile telephone | General | 10 | Expired |
| US7411557B2 | Antenna device and radio communication terminal | Electricity | 9 | Active |
| US7965873B2 | Portable electronic apparatus and recording medium | Electricity | 9 | Active |
| US8259930B2 | Waterproof structure and electronic equipment | Electricity | 8 | Active |
| USD563928S1 | Mobile telephone | General | 8 | Expired |
| US7697832B2 | Imaging apparatus and lens movement control method | Physics | 7 | Active |
| US8320285B2 | Communication terminal and recording medium | Electricity | 7 | Active |
| US7859480B2 | Antenna and portable electronic device | Electricity | 6 | Active |
| US7693518B2 | Handoff control method and mobile station | Electricity | 6 | Active |
| US8350964B2 | Captioned image reproducing device, captioned image reproducing method and program | Electricity | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.