Susumu Takahashi
261Patents
40h-index
331Co-inventors
93Inventor score
Filing activity: Dec 22, 1971 → Oct 12, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5841284A | Apparatus for monitoring power of battery to supply electric power to load | Physics | 896 | Expired |
| US5836869A | Image tracking endoscope system | Human Necessities | 500 | Expired |
| US5577991A | Three-dimensional vision endoscope with position adjustment means for imaging device and visual field mask | Electricity | 254 | Expired |
| US5305759A | Examined body interior information observing apparatus by using photo-pulses controlling gains for depths | Human Necessities | 245 | Expired |
| US5150234A | Imaging apparatus having electrooptic devices comprising a variable focal length lens | Physics | 224 | Expired |
| US4902115A | Optical system for endoscopes | Physics | 166 | Expired |
| US5732068A | Signal transmitting apparatus and signal receiving apparatus using orthogonal frequency division multiplexing | Electricity | 143 | Expired |
| US5043862A | Method and apparatus of automatically setting PID constants | Emerging Cross-Sectional Technologies | 131 | Expired |
| US5588948A | Stereoscopic endoscope | Electricity | 130 | Expired |
| US5743846A | Stereoscopic endoscope objective lens system having a plurality of front lens groups and one common rear lens group | Human Necessities | 116 | Expired |
| US5436767A | Objective lens system for endoscopes | Physics | 112 | Expired |
| US5195961A | Aspirator | Human Necessities | 108 | Expired |
| US6306082A | Stereoendoscope wherein images having passed through plural incident pupils are transmitted by common relay optical systems | Human Necessities | 103 | Expired |
| US5301062A | Display having diffraction grating pattern | Physics | 100 | Expired |
| US5058992A | Method for producing a display with a diffraction grating pattern and a display produced by the method | Physics | 90 | Expired |
| US5776049A | Stereo endoscope and stereo endoscope imaging apparatus | Electricity | 82 | Expired |
| US5689365A | Stereoscopic-vision endoscope | Electricity | 82 | Expired |
| US4674844A | Objective lens system for an endscope | Physics | 81 | Expired |
| US5047847A | Endoscope using liquid crystal devices different in the response frequency in the image forming optical system | Electricity | 77 | Expired |
| US5434669A | Measuring interferometric endoscope having a laser radiation source | Physics | 74 | Expired |
| US5132812A | Method of manufacturing display having diffraction grating patterns | Emerging Cross-Sectional Technologies | 64 | Expired |
| US6525878B1 | 3-D viewing system | Physics | 60 | Expired |
| US4986642A | Objective lens system for endoscopes and image pickup system equipped with said objective lens system | Physics | 58 | Expired |
| US4947849A | Non-contact type tonometer | Human Necessities | 55 | Expired |
| US4903192A | Pid controller system | Emerging Cross-Sectional Technologies | 54 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.