Atsuo Kondo
39Patents
9h-index
37Co-inventors
75Inventor score
Filing activity: Apr 9, 1992 → Dec 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6400494B1 | Traveling wave optical modulator | Physics | 12 | Expired |
| US6674565B2 | Travelling wave-type optical modulator | Physics | 12 | Expired |
| US8176768B2 | Particulate matter detection device | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US7035485B2 | Optical waveguide device, and a travelling wave form optical modulator | Physics | 12 | Expired |
| US5197109A | Method of manufacturing assembly of optical waveguide substrate and optical fiber aligning substrate | Physics | 11 | Expired |
| US6556727B2 | Travelling wave-type optical modulator | Physics | 11 | Expired |
| US6571026B2 | Traveling wave optical modulators and a method for the production thereof | Physics | 11 | Expired |
| US8210033B2 | Devices for detecting accumulation amount of particulates | Emerging Cross-Sectional Technologies | 10 | Active |
| US6819851B2 | Optical waveguide device and a travelling-wave optical modulator | Physics | 9 | Expired |
| US8366813B2 | Particulate matter detection device | Physics | 8 | Active |
| US5991489A | Optical Ti-diffused LiNbO.sub.3 waveguide device and method of manufacturing same | Physics | 8 | Expired |
| US8382884B2 | Particulate matter detection device | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US7068863B2 | Optical waveguide device, an optical modulator, a mounting structure for an optical waveguide device and a supporting member for an optical waveguide substrate | Physics | 6 | Expired |
| US7502530B2 | Optical waveguide devices and traveling wave type optical modulators | Physics | 6 | Expired |
| US7862649B2 | Particulate matter detection device and particulate matter detection method | Emerging Cross-Sectional Technologies | 6 | Active |
| US6950580B2 | Optical waveguide devices and travelling wave type optical modulators | Physics | 5 | Expired |
| US7389030B2 | Optically functional device | Physics | 5 | Active |
| US7290328B2 | Method of manufacturing optical modulator | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7002731B2 | Optical modulators | Physics | 3 | Expired |
| US6958852B2 | Optical modulator, method of achieving velocity matching and impedance matching of optical modulator, and method of manufacturing optical modulator | Physics | 3 | Expired |
| US6904186B2 | Optical modulators and a method for modulating light | Physics | 2 | Expired |
| US7319800B2 | Optical waveguide device | Physics | 2 | Active |
| US8161807B2 | Devices for detecting accumulation amount of particulates | Emerging Cross-Sectional Technologies | 1 | Active |
| US8305087B2 | Particulate matter detection device | Physics | 1 | Active |
| US8278907B2 | Particulate matter detection device and method for manufacturing the same | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.