Masami Tada
67Patents
9h-index
53Co-inventors
81Inventor score
Filing activity: Mar 9, 1990 → Aug 9, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5132843A | Grating lens and focusing grating coupler | Physics | 106 | Expired |
| US5138687A | Rib optical waveguide and method of manufacturing the same | Physics | 104 | Expired |
| US5511142A | Rib optical waveguide and method of manufacturing the same | Physics | 54 | Expired |
| US5835472A | Optical pickup device with substantially mutually orthogonal reflection surfaces | Physics | 16 | Expired |
| US9497170B2 | Computer assisted name-based aggregation system for identifying names of anonymized data | Electricity | 13 | Active |
| US9928489B2 | Assisting in bill split payment | Physics | 13 | Active |
| US8359359B2 | Device, method, and computer program product for supporting creation of reply mail | Physics | 10 | Active |
| US7412440B2 | Information search system, information search supporting system, and method and program for information search | Emerging Cross-Sectional Technologies | 9 | Expired |
| US9396209B2 | Selecting storage cloud for storage of entity files from plurality of storage clouds | Physics | 9 | Active |
| US9600658B2 | Generating or changing passwords using a degree of simplicity | Physics | 9 | Active |
| US9251805B2 | Method for processing speech of particular speaker, electronic system for the same, and program for electronic system | Physics | 7 | Active |
| US7949676B2 | Information search system, information search supporting system, and method and program for information search | Emerging Cross-Sectional Technologies | 7 | Active |
| US10310918B2 | Information sharing among mobile apparatus | Physics | 6 | Active |
| US9075410B2 | Abnormality detection for isolating a control system | Electricity | 6 | Active |
| US8930368B2 | Categorizing data to perform access control | Physics | 6 | Active |
| US8250160B2 | Checking destination email addresses against historical address information | Electricity | 5 | Active |
| US5745881A | Kana-Kanji conversion system and a method for producing a Kana-Kanji conversion dictionary | Physics | 5 | Expired |
| US8528050B2 | Instant messagings | Electricity | 5 | Active |
| US10062277B2 | Information sharing among mobile apparatus | Electricity | 4 | Active |
| US8683589B2 | Providing protection against unauthorized network access | Physics | 4 | Active |
| US5659772A | Method for customizing kana-kanji conversion system and kana-kanji conversion system | Physics | 4 | Expired |
| US9396208B2 | Selecting storage cloud for storage of entity files from plurality of storage clouds | Physics | 4 | Active |
| US8677484B2 | Providing protection against unauthorized network access | Physics | 3 | Active |
| US10057768B1 | Storing data from a sensor device into a neighboring device | Physics | 3 | Active |
| US9218499B2 | Data duplication using a shared storage area with improved access control | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.