Takashi Amano
108Patents
15h-index
104Co-inventors
89Inventor score
Filing activity: Sep 4, 1975 → Oct 10, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4983488A | Process for producing toner for electrophotography | Physics | 140 | Expired |
| US7216244B2 | Data storage system with redundant storage media and method therefor | Emerging Cross-Sectional Technologies | 104 | Expired |
| US6980165B2 | Communication apparatus with antenna | Electricity | 82 | Expired |
| US6195048A | Multifrequency inverted F-type antenna | Electricity | 66 | Expired |
| US5066560A | Process for producing toner for electrophotography | Physics | 50 | Expired |
| US5956655A | Portable communication device for radio communication system | Electricity | 40 | Expired |
| US7167880B2 | Method and apparatus for avoiding journal overflow on backup and recovery system using storage based journaling | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7136022B2 | Radio apparatus | Electricity | 28 | Expired |
| US7358906B2 | Antenna device and mobile communication terminal equipped with antenna device | Electricity | 26 | Expired |
| US8091668B2 | Motor vehicle and control method of motor vehicle | Emerging Cross-Sectional Technologies | 24 | Active |
| US7701648B2 | Fresnel lens | Emerging Cross-Sectional Technologies | 24 | Active |
| US7570218B2 | Mobile communication terminal | Electricity | 22 | Active |
| US7062628B2 | Method and apparatus for storage pooling and provisioning for journal based storage and recovery | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6225958A | Multifrequency antenna | Electricity | 17 | Expired |
| US8458697B2 | Method and device for eliminating patch duplication | Physics | 15 | Active |
| US7345637B2 | Radio device and electronic apparatus | Electricity | 14 | Active |
| US7613878B2 | Management of number of disk groups that can be activated in storage device | Emerging Cross-Sectional Technologies | 14 | Active |
| US6028778A | Power supply device with improved efficiency and reduced higher harmonics | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7109936B2 | Antenna and radio communication device provided with the same | Electricity | 12 | Expired |
| US7398422B2 | Method and apparatus for data recovery system using storage based journaling | Emerging Cross-Sectional Technologies | 10 | Active |
| US8745342B2 | Computer system for controlling backups using wide area network | Physics | 10 | Active |
| US6057007A | Tristable liquid crystal display device | Chemistry; Metallurgy | 9 | Expired |
| US6084649A | Tristable liquid crystal display device | Chemistry; Metallurgy | 9 | Expired |
| US6788259B2 | Antenna structure and mobile terminal having antenna structure | Electricity | 8 | Expired |
| US7958326B2 | Storage system and storage control method | Physics | 8 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.