Akio Ishikawa
37Patents
8h-index
39Co-inventors
75Inventor score
Filing activity: Sep 10, 1975 → Apr 26, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8204316B2 | Apparatus, method and computer program for classifying pixels in a motion picture as foreground or background | Physics | 24 | Active |
| US6665690B2 | System and method for determining respective lengths of recording units used for recording different types of data on disc medium | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5841185A | Semiconductor device having CMOS transistors | Electricity | 15 | Expired |
| US4019228A | Crimping apparatus | Textiles; Paper | 14 | Expired |
| US10109427B2 | Layer compositions with improved electrical parameters comprising PEDOT/PSS and a stabilizer | Emerging Cross-Sectional Technologies | 14 | Active |
| US5828120A | Semiconductor device and production method thereof | Electricity | 13 | Expired |
| US8422761B2 | Defect and critical dimension analysis systems and methods for a semiconductor lithographic process | Physics | 10 | Active |
| US8150140B2 | System and method for a semiconductor lithographic process control using statistical information in defect identification | Physics | 9 | Active |
| US7330581B2 | Image defect inspection method, image defect inspection apparatus and appearance inspection apparatus | Physics | 8 | Expired |
| US8311089B2 | Multi-view video compression coding method and apparatus | Electricity | 6 | Active |
| US7327871B2 | Defect inspecting method, defect inspecting apparatus and inspection machine | Physics | 5 | Active |
| US7096237B2 | Recording and/or reproduction apparatus, file management method and providing medium | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6838413B2 | Oxysulfide photocatalyst for decomposition of water by visible light | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8687000B2 | Image generating apparatus and computer program | Physics | 5 | Active |
| US8243122B2 | Video method for generating free viewpoint video image using divided local regions | Physics | 4 | Active |
| US7492942B2 | Image defect inspection method, image defect inspection apparatus, and appearance inspection apparatus | Physics | 3 | Expired |
| US5714787A | Semiconductor device with a reduced element isolation region | Electricity | 3 | Expired |
| US8428350B2 | Color correction apparatus, method and computer program | Electricity | 2 | Active |
| US7010504B2 | Competitive buying and selling system and its control method | Physics | 2 | Expired |
| US8548227B2 | Image processing apparatus and computer program | Physics | 1 | Active |
| US6356521B1 | Information recording method and apparatus | Physics | 1 | Expired |
| US6728175B2 | Information recording method and apparatus | Physics | 1 | Expired |
| US7346207B2 | Image defect inspection method, image defect inspection apparatus, and appearance inspection apparatus | Physics | 1 | Active |
| US7356249B2 | Apparatus and method for recording/reproducing data, which enable reading of data recorded even when the apparatus stops due to a power failure | Electricity | 1 | Expired |
| US11600449B2 | Layer compositions with improved electrical parameters comprising PEDOT/PSS and a stabilizer | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.