Masao Sasaki
97Patents
20h-index
83Co-inventors
91Inventor score
Filing activity: Sep 6, 1974 → Oct 8, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5891349A | Plasma enhanced CVD apparatus and process, and dry etching apparatus and process | Electricity | 270 | Expired |
| US5293163A | Navigation apparatus for vehicles | Physics | 233 | Expired |
| US5046011A | Apparatus for navigating vehicle | Physics | 188 | Expired |
| US5855685A | Plasma enhanced CVD apparatus, plasma enhanced processing apparatus and plasma enhanced CVD method | Electricity | 178 | Expired |
| US5274387A | Navigation apparatus for vehicles | Physics | 84 | Expired |
| US5818474A | Ink-jet recording apparatus and method using asynchronous masks | Physics | 72 | Expired |
| US4046843A | Process for preparing membranes for separation of substances | Performing Operations; Transporting | 50 | Expired |
| US6246402A | Reproduction control data generating apparatus and method of same | Electricity | 48 | Expired |
| US5109344A | Vehicle navigation apparatus employing node selection, comparison and elimination techniques | Physics | 46 | Expired |
| US4579408A | Electrical connector structure with release and locking mechanism | Electricity | 42 | Expired |
| US6246401A | Reproduction control data generating apparatus and method of same | Electricity | 41 | Expired |
| US3992495A | Method of manufacturing a semipermeable membrane from a water-soluble polymeric resin | Chemistry; Metallurgy | 39 | Expired |
| US5721021A | Method of depositing titanium-containing conductive thin film | Electricity | 36 | Expired |
| US4623207A | Printed circuit board connector | Electricity | 29 | Expired |
| US4147745A | Process for producing semipermeable membranes | Performing Operations; Transporting | 25 | Expired |
| US4564590A | Silver halide photographic material | Physics | 25 | Expired |
| US8758191B2 | Drive unit | Performing Operations; Transporting | 23 | Active |
| US4107049A | Process for producing semipermeable membranes | Performing Operations; Transporting | 22 | Expired |
| US8824813B2 | Image processing device and method | Electricity | 21 | Active |
| US4163725A | Process for preparing of semipermeable membranes | Performing Operations; Transporting | 20 | Expired |
| US6042212A | Ink-jet recording apparatus and method using asynchronous masks | Physics | 20 | Expired |
| US4518686A | Color photographic light-sensitive material containing UV filter compounds | Emerging Cross-Sectional Technologies | 19 | Expired |
| US7224889B2 | Editing apparatus and data editing method | Electricity | 15 | Expired |
| US6444099B1 | Ionizing sputtering method | Electricity | 14 | Expired |
| US4731320A | Silver halide photographic material | Physics | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.