Akira Kase
18Patents
4h-index
22Co-inventors
56Inventor score
Filing activity: Mar 29, 1991 → Feb 4, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6235427A | Nonaqueous secondary battery containing silicic material | Emerging Cross-Sectional Technologies | 208 | Expired |
| US5252456A | Silver halide photographic material | Physics | 10 | Expired |
| US5061615A | Silver halide photographic materials | Physics | 8 | Expired |
| US7704573B2 | Porous membrane and recording medium comprising same | Emerging Cross-Sectional Technologies | 8 | Active |
| US8231710B2 | Membranes and processes for their manufacture and use | Emerging Cross-Sectional Technologies | 4 | Active |
| US7910520B2 | Porous membrane and recording medium comprising same | Performing Operations; Transporting | 4 | Active |
| US5250407A | Silver halide color photographic light-sensitive material containing at least one 5-pyrazolone coupler and at least one monodisperse cubic silver halide emulsion | Physics | 4 | Expired |
| US5415991A | Stable, rapidly-developable silver halide photographic material | Physics | 3 | Expired |
| US5449600A | Silver halide photographic material | Physics | 3 | Expired |
| US8034444B2 | Porous membranes and recording media comprising same | Emerging Cross-Sectional Technologies | 2 | Active |
| US8177892B2 | Membrane comprising oxyethylene groups | Emerging Cross-Sectional Technologies | 2 | Active |
| US5573899A | Silver halide photographic material | Physics | 2 | Expired |
| US8177891B2 | Membrane comprising oxyethylene groups | Performing Operations; Transporting | 2 | Active |
| US5512425A | Silver halide color photographic light-sensitive material and method for forming color image therewith | Physics | 1 | Expired |
| US7323294B2 | Photographic colour material containing a resorcinol derivative as black coupler | Physics | 0 | Expired |
| US5879869A | Silver halide color photographic light-sensitive material | Physics | 0 | Expired |
| US5298374A | Silver halide color photographic material | Physics | 0 | Expired |
| US8093180B2 | Porous membrane and recording medium, as well as process for preparing same | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.