Masaya Ishida
66Patents
11h-index
83Co-inventors
81Inventor score
Filing activity: Apr 29, 1993 → Dec 5, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6518602B1 | Nitride compound semiconductor light emitting device and method for producing the same | Electricity | 36 | Expired |
| US6610552B2 | Method of manufacturing organic EL element | Electricity | 30 | Expired |
| US7058103B2 | Light-emitting apparatus, phosphor, and method of producing it | Emerging Cross-Sectional Technologies | 28 | Expired |
| US8611496B2 | Radiation treatment system | Human Necessities | 17 | Active |
| US6181723A | Semiconductor light emitting device with both carbon and group II element atoms as p-type dopants and method for producing the same | Electricity | 16 | Expired |
| US7285305B2 | Multilayered wiring board, method of producing multilayered wiring board, electronic device and electronic apparatus | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6198112A | III-V compound semiconductor luminescent device | Electricity | 16 | Expired |
| US7964047B2 | Manufacturing method of three-dimensional structure and manufacturing device therefor | Emerging Cross-Sectional Technologies | 15 | Active |
| US5976688A | Magneto-optical recording medium and method of manufacturing the same | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6727513B2 | Method of manufacturing organic EL element | Electricity | 13 | Expired |
| US7573924B2 | Nitride semiconductor laser device | Electricity | 11 | Expired |
| US6377598B1 | Semiconductor light-emitting device and method for producing the same | Electricity | 10 | Expired |
| US7098145B2 | Fabrication of self-assembled monolayers | Electricity | 7 | Expired |
| US6806507B2 | Semiconductor light emitting device and method for producing the same | Electricity | 7 | Expired |
| US5325345A | Magneto-optical method and apparatus for recording/reproducing data | Physics | 7 | Expired |
| US6436524B1 | Magneto-optical recording medium | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5648161A | Magneto-optical recording medium having large kerr rotational angle in short wavelength range | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6939665B2 | System and methods for manufacturing a molecular film pattern | Electricity | 6 | Expired |
| US7253433B2 | Organic electroluminescent device, method of manufacturing the same, and electronic apparatus | Electricity | 6 | Expired |
| US7326580B2 | Method of observing monolayer ultraviolet decomposition process, method of controlling degree of surface decomposition, and patterning method | Physics | 6 | Expired |
| US5772856A | Magneto-optical recording medium and method of manufacturing the same | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6654159B2 | Method for manufacturing electrophoretic device and method for manufacturing electronic device | Physics | 5 | Expired |
| US7182811B2 | Semiconductor light emitting device and method for producing the same | Electricity | 3 | Expired |
| US10814389B2 | Three-dimensional shaped article production method | Emerging Cross-Sectional Technologies | 2 | Active |
| US8158879B2 | Electrochemical cell structure and method of fabrication | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.