Hideto Matsuyama
29Patents
6h-index
80Co-inventors
72Inventor score
Filing activity: Dec 8, 1997 → Jan 24, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6025117A | Method of forming a pattern using polysilane | Physics | 348 | Expired |
| US6423192B1 | Sputtering apparatus and film forming method | Electricity | 60 | Expired |
| US6270948A | Method of forming pattern | Electricity | 31 | Expired |
| US6746969B2 | Method of manufacturing semiconductor device | Electricity | 17 | Expired |
| US7239359B2 | Digital broadcasting receiver | Electricity | 11 | Expired |
| US7927967B2 | Method for manufacturing semiconductor memory device | Electricity | 8 | Active |
| US7923839B2 | Semiconductor device and method for fabricating semiconductor device | Electricity | 4 | Active |
| US7709376B2 | Method for fabricating semiconductor device and semiconductor device | Electricity | 3 | Active |
| US8197576B2 | CO2-facilitated transport membrane and method for producing the same | Emerging Cross-Sectional Technologies | 3 | Active |
| US9821501B2 | Production method of deformed porous hollow fiber membrane | Performing Operations; Transporting | 2 | Active |
| US9597632B2 | Selectively CO 2-permeable membrane, method for separating CO2 from mixed gas, and membrane separation equipment | Emerging Cross-Sectional Technologies | 2 | Active |
| US8377170B2 | CO2-facilitated transport membrane and method for producing the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US10589232B2 | Forward osmosis membrane and forward osmosis treatment system | Performing Operations; Transporting | 1 | Active |
| US8617297B2 | CO2-facilitated transport membrane and method for producing the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US7605076B2 | Method of manufacturing a semiconductor device from which damage layers and native oxide films in connection holes have been removed | Electricity | 1 | Active |
| US8008190B2 | Method of manufacturing semiconductor device | Electricity | 1 | Active |
| US8800783B2 | Polyamide hollow fiber membrane, and production method thereof | Performing Operations; Transporting | 1 | Active |
| US8505746B2 | Separation membrane comprising polyethersulfone, process for producing thereof, and dope solution for membrane production | Performing Operations; Transporting | 1 | Active |
| US9511529B2 | Deformed porous hollow fiber membrane, production method of deformed porous hollow fiber membrane, and module, filtration device, and water treatment method in which deformed porous hollow fiber membrane is used | Performing Operations; Transporting | 1 | Active |
| US11607652B2 | Composite separation membrane | Emerging Cross-Sectional Technologies | 0 | Active |
| US8684188B2 | Hydrophilic polyethersulfone filtration membrane, process for producing the same, and dope solution | General | 0 | Revoked |
| US8644891B2 | Voice communication apparatus connectable to wireless LAN, radio circuit activation method, and radio circuit activation program | Emerging Cross-Sectional Technologies | 0 | Active |
| US11224844B2 | Porous membrane for water treatment use | Chemistry; Metallurgy | 0 | Active |
| US11872521B2 | Air purifying system | Emerging Cross-Sectional Technologies | 0 | Active |
| US10583405B2 | Permselective membrane, method for producing same, and water treatment method using the permselective membrane | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.