Takao Masuda
78Patents
13h-index
63Co-inventors
87Inventor score
Filing activity: May 9, 1973 → Apr 19, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4359524A | Heat developable photosensitive material | Physics | 63 | Expired |
| US4021249A | Heat developable light-sensitive material incorporating a substituted s-triazine-2,4,6-(1H, 3H, 5H)-trione reducing agent | Physics | 28 | Expired |
| US3933508A | Heat developable light-sensitive materials | Physics | 26 | Expired |
| US11161101B2 | Catalyst structure and method for producing the catalyst structure | Emerging Cross-Sectional Technologies | 19 | Active |
| US4170480A | Thermally developable light-sensitive material | Physics | 18 | Expired |
| US4258129A | Thermally developable light sensitive material using trivalent and tetravalent cerium compounds | Physics | 15 | Expired |
| US4152160A | Thermally developable light-sensitive material with a benzoic acid | Physics | 15 | Expired |
| US4076539A | Process for preparing silver halide dispersions | Physics | 15 | Expired |
| US4021250A | Thermally developable photosensitive material | Physics | 15 | Expired |
| US4144072A | Thermally developable light-sensitive material | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4002479A | 2-Thiouracil in heat-developable light-sensitive materials | Physics | 14 | Expired |
| US5841011A | Process for producing light-weight oil from waste plastics containing phthalic polyester and/or polyvinyl chloride | Chemistry; Metallurgy | 13 | Expired |
| US4009039A | Heat developable light-sensitive oxazoline containing element | Physics | 13 | Expired |
| US5266542A | Synthetic film of zeolite crystal body and method for manufacturing the zeolite film | Performing Operations; Transporting | 12 | Expired |
| US4120728A | Thermally developable light-sensitive material | Physics | 12 | Expired |
| US4211839A | Method of producing light-sensitive composition for use in thermally developable light-sensitive elements and elements so produced | Physics | 11 | Expired |
| US3997346A | Method for stabilizing the image of a thermally developable photosensitive material | Physics | 11 | Expired |
| US4307187A | Thermally developable light-sensitive materials | Physics | 11 | Expired |
| US4376162A | Heat-developable photosensitive material with antihalation layer | Physics | 11 | Expired |
| US4003749A | Heat-developable light-sensitive materials using the reaction product of a organic silver salt an a N-halo-oxazolidinone | Physics | 10 | Expired |
| US4213784A | Process for producing heat developable light-sensitive compositions and elements | Physics | 10 | Expired |
| US4076534A | Heat developable light-sensitive material | Physics | 10 | Expired |
| US4207112A | Heat developable light-sensitive materials | Physics | 9 | Expired |
| US4157289A | Process for preparing slightly soluble silver salt grains | Physics | 8 | Expired |
| US3957493A | Thermodevelopable photographic material with N-haloacetamide | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.