Toshiaki Wada
53Patents
18h-index
60Co-inventors
87Inventor score
Filing activity: May 28, 1982 → Aug 24, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7587680B2 | Information displaying apparatus, information displaying program and storage medium | Physics | 99 | Active |
| US5754676A | Image classification apparatus | Physics | 66 | Expired |
| US4943882A | Thin-film, perpendicular magnetic recording and reproducing head | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5617484A | Image binarizing apparatus | Physics | 47 | Expired |
| US7818689B2 | Information managing method, information managing apparatus, information managing program and storage medium | Physics | 44 | Active |
| US5864364A | Color image recording and reproducing system | Electricity | 43 | Expired |
| US4855854A | Thin-film magnetic head | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4430440A | Magnetic head slider material | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5225953A | Magnetic thin film head of a single magnetic pole for perpendicular recording and reproduction | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4659606A | Substrate members for recording disks and process for producing same | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4608293A | Composite substrate for a thin-film magnetic head | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4796127A | Recording head slider | Physics | 25 | Expired |
| US4828905A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4875987A | Grooved magnetic substrates and method for producing the same | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4794736A | Arrangement for mechanically and accurately processing a workpiece with a position detecting pattern or patterns | Physics | 21 | Expired |
| US4690846A | Recording disk substrate members and process for producing same | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8019592B2 | Information terminal device and method for purchasing and adding additional program functions | Physics | 20 | Active |
| US4598052A | Alumina base substrate of recording head and process for the production thereof | Chemistry; Metallurgy | 19 | Expired |
| US4582812A | Aluminum oxide substrate material for magnetic head and method for producing the same | Physics | 17 | Expired |
| US4808455A | Magnetic recording disc and process for producing the same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4814915A | Magnetic head slider and material therefor | Physics | 16 | Expired |
| US4953051A | Composite magnetic head | Physics | 13 | Expired |
| US4859638A | Magnetic head sliders, materials therefor, and the process for the production thereof | Physics | 12 | Expired |
| US6111714A | Disk drive and write control method for a disk drive | Physics | 11 | Expired |
| US7317458B2 | Image display apparatus, image display program, image display method, and recording medium for recording the image display program | Electricity | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.