Masahiro Mimura
62Patents
17h-index
61Co-inventors
87Inventor score
Filing activity: Aug 7, 1992 → Feb 2, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5617451A | Direct-conversion receiver for digital-modulation signal with signal strength detection | Electricity | 116 | Expired |
| US5640428A | Direct conversion receiver | Electricity | 114 | Expired |
| US7447339B2 | Unique code generating apparatus, method, program and recording medium | Physics | 61 | Active |
| US8417960B2 | Method for generating an encryption key using biometrics authentication and restoring the encryption key and personal authentication system | Electricity | 59 | Active |
| US5548619A | Radio receiver apparatus of orthogonal detection type comprising local oscillator means with improved automatic frequency control arrangement | Electricity | 44 | Expired |
| US5633898A | Automatic frequency control apparatus for FSK receiver and FSK receiver including the same | Electricity | 38 | Expired |
| US7936905B2 | Method, system and program for authenticating a user by biometric information | Electricity | 37 | Active |
| US6747564B1 | Security guarantee method and system | Electricity | 32 | Expired |
| US5293408A | FSK data receiving system | Electricity | 32 | Expired |
| US5964576A | Impeller of centrifugal fan | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US5606574A | Mobile unit identifying system and method of demodulating for the same | Physics | 27 | Expired |
| US8000315B2 | Communication method and wireless communication device having a frame which is exchanged between nodes | Electricity | 22 | Active |
| US5781588A | FSK signal receiver | Electricity | 21 | Expired |
| US5777693A | Diversity receiving apparatus for a mobile unit | Electricity | 17 | Expired |
| US5414736A | FSK data receiving system | Electricity | 17 | Expired |
| US6600451B2 | Ring resonator and antenna | Electricity | 17 | Expired |
| US5533045A | Automatic vehicle identification system, interrogator and responder included in the same | Electricity | 17 | Expired |
| US5987075A | FSK signal receiver | Electricity | 16 | Expired |
| US7840034B2 | Method, system and program for authenticating a user by biometric information | Physics | 14 | Active |
| US5844632A | Diversity receiving apparatus for a mobile unit | Electricity | 14 | Expired |
| US6236690A | Direct-conversion receiver for digital-modulation signal | Electricity | 13 | Expired |
| US7613202B2 | Radio communication method and radio communication device | Electricity | 12 | Expired |
| US5309113A | FSK data demodulator | Electricity | 12 | Expired |
| US6710504B2 | Brushless DC motor | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7212164B2 | Radio terminal device antenna and radio terminal device | Electricity | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.