Akio Yanai
21Patents
8h-index
19Co-inventors
72Inventor score
Filing activity: Apr 10, 1981 → Jun 22, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9236392B1 | Multiheight electrically conductive via contacts for a multilevel interconnect structure | Electricity | 43 | Active |
| US9401309B2 | Multiheight contact via structures for a multilevel interconnect structure | Electricity | 19 | Active |
| US4333985A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4661418A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4511594A | System of manufacturing magnetic recording media | Electricity | 14 | Expired |
| US4477489A | Method of making magnetic recording medium | Physics | 11 | Expired |
| US4801500A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5082714A | Magnetic recording media | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4604293A | Process for producing magnetic recording medium | Physics | 7 | Expired |
| US4990361A | Method for producing magnetic recording medium | Physics | 7 | Expired |
| US4448843A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4873154A | Magnetic recording medium containing Fe, Co, N and O | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4557948A | Process for producing magnetic recording materials | Physics | 5 | Expired |
| US5114778A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4702938A | Process for producing magnetic recording material | Physics | 4 | Expired |
| US9691778B2 | Multiheight contact via structures for a multilevel interconnect structure | Electricity | 3 | Active |
| US4948626A | Method for producing thin-film magnetic recording medium | Physics | 3 | Expired |
| US4588636A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4923748A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4743467A | Method for preparing magnetic recording medium | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4956229A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.