Masaki Nagao
24Patents
11h-index
65Co-inventors
78Inventor score
Filing activity: Sep 4, 1985 → Sep 20, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5237187A | Semiconductor memory circuit device and method for fabricating same | Electricity | 44 | Expired |
| US5365290A | Camera capable of recording photographing information and printing apparatus therefor | Physics | 42 | Expired |
| US5734188A | Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same | Electricity | 37 | Expired |
| US6043118A | Semiconductor memory circuit device and method for fabricating a semiconductor memory device circuit | Electricity | 30 | Expired |
| US5389558A | Method of making a semiconductor memory circuit device | Electricity | 27 | Expired |
| US4598986A | Apparatus for exposure correction | Physics | 25 | Expired |
| US5264712A | Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same | Electricity | 21 | Expired |
| US5917211A | Semiconductor integrated circuit, method of fabricating the same and apparatus for fabricating the same | Electricity | 21 | Expired |
| US5552845A | Camera | Physics | 15 | Expired |
| US5499068A | Camera having hand shake detecting function and trimming mode selecting function | Physics | 13 | Expired |
| US5755833A | Fuel additive | Chemistry; Metallurgy | 11 | Expired |
| US5631182A | Method of making a semiconductor memory circuit device | Electricity | 11 | Expired |
| US6514298B2 | Fuel additive and fuel composition | Chemistry; Metallurgy | 10 | Expired |
| US5837016A | Fuel additive | Chemistry; Metallurgy | 6 | Expired |
| US5928393A | Fuel additive | Chemistry; Metallurgy | 5 | Expired |
| US5659809A | Camera capable of zooming | Physics | 3 | Expired |
| US5483313A | Camera having built-in magnetic recording and reproducing apparatus including a novel record/playback head | Physics | 3 | Expired |
| US5434633A | Camera having built-in magnetic recording and reproducing apparatus including record/playback head | Physics | 3 | Expired |
| US11367818B2 | Method of manufacturing light-emitting device | Electricity | 2 | Active |
| US5452035A | Patrone with selective locking means and camera usable therewith | Physics | 2 | Expired |
| US11242961B2 | Method of manufacturing light-emitting device | Electricity | 0 | Active |
| US11973165B2 | Method of manufacturing light emitting device | Electricity | 0 | Active |
| US5430513A | Automatic film feeding apparatus for camera | Physics | 0 | Expired |
| US9762570B2 | Information processing system, information processing method and computer readable recording medium stored a program | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.