Akira Miura
122Patents
15h-index
162Co-inventors
89Inventor score
Filing activity: Oct 7, 1977 → Oct 17, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4871236A | Organic thin film display element | Electricity | 78 | Expired |
| US8307458B2 | Content data delivery system, and method for delivering an encrypted content data | Electricity | 37 | Active |
| US4160131A | Electronic key telephone system | Electricity | 27 | Expired |
| US5294820A | Field-effect transistor | Electricity | 23 | Expired |
| US5757742A | Optical pickup apparatus for optical record media and identification apparatus for identifying the type of optical record media | Physics | 21 | Expired |
| US4819210A | Optical information writing method | Physics | 21 | Expired |
| US5144473A | Organic thin film display element | Physics | 20 | Expired |
| US6084842A | Reflective light beam focusing device with multiple focal points | Physics | 20 | Expired |
| US4819057A | Semiconductor light-emitting element | Electricity | 20 | Expired |
| US5155566A | Organic thin film element | Electricity | 18 | Expired |
| US5192124A | Reflector for vehicle headlight | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5587303A | Production process of L-amino acids with bacteria | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7823211B2 | License moving apparatus and program | Physics | 16 | Active |
| US7886361B2 | Storage-medium processing method, storage-medium processing device, and program | Electricity | 15 | Active |
| US6480456B1 | Optical pickup apparatus for reading different types of recording media at different reading wavelengths | Physics | 15 | Expired |
| US7620321B2 | Optical transmitting apparatus, method of increasing the number of paths of the apparatus, and optical switch module for increasing the number of paths of the apparatus | Electricity | 15 | Active |
| US8865119B2 | Method for processing acidic solution that contains iodide ions and iron ions | Emerging Cross-Sectional Technologies | 14 | Active |
| US5240762A | Organic thin film element | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5910937A | Optical pickup apparatus and identification apparatus for identifying the type of optical record medium | Physics | 13 | Expired |
| US7848659B2 | Optical transmitting apparatus and optical communication system | Electricity | 12 | Active |
| US7477848B2 | Optical receiving apparatus and method for controlling the optical receiving apparatus | Electricity | 12 | Active |
| US4454222A | Process for forming resist patterns using mixed ketone developers | Physics | 11 | Expired |
| US7890773B2 | Storage medium conversion method, non-transitory computer readable storage medium and device | Physics | 11 | Active |
| US4574607A | Can end seaming tool | Performing Operations; Transporting | 11 | Expired |
| US6452880B1 | Optical pickup apparatus | Physics | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.