SUMITOMO OSAKA CEMENT CO., LTD.
480Patents
389Active
480Granted
56Portfolio score
Filing activity: May 20, 1992 → Mar 27, 2023 · 71 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7678197B2 | Susceptor device | Electricity | 521 | Expired |
| US6863281B2 | Chucking apparatus and production method for the same | Emerging Cross-Sectional Technologies | 460 | Expired |
| US6768079B2 | Susceptor with built-in plasma generation electrode and manufacturing method therefor | Electricity | 168 | Expired |
| US7431700B2 | Body movement and respiration monitor | Human Necessities | 66 | Expired |
| US7428468B2 | Monitoring apparatus | Physics | 59 | Expired |
| US6921788B1 | Coating material for forming transparent and conductive film | Emerging Cross-Sectional Technologies | 54 | Expired |
| USD587222S1 | Attracting plate of an electrostatic chuck for semiconductor manufacturing | General | 48 | Expired |
| US6180162A | Method of producing antimicrobial metal articles and antimicrobial metal articles produced by the method | Emerging Cross-Sectional Technologies | 46 | Expired |
| US6143418A | Transparent conductive film, low-reflectivity transparent conductive film, and display device | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5807641A | Anti-bacterial and anti-fungal glaze composition for ceramic products | Chemistry; Metallurgy | 35 | Expired |
| US6970655B2 | Method and circuit for generating single-sideband optical signal | Electricity | 29 | Expired |
| US5528702A | Optical pattern recognition apparatus with coordinate conversion function | Physics | 27 | Expired |
| US6043922A | Optical receiver board, optical wavelength-tuning filter module used for optical receiver board, and actuator for optical wavelength-tuning filter module | Electricity | 27 | Expired |
| US7175714B2 | Electrode-built-in susceptor and a manufacturing method therefor | Electricity | 26 | Expired |
| US6627544B2 | Method of making a metal film pattern | Electricity | 24 | Expired |
| US6556414B2 | Electrostatic and vacuum chucking holding apparatus | Electricity | 22 | Expired |
| US5748358A | Optical modulator with optical waveguide and traveling-wave type electrodes | Physics | 22 | Expired |
| US7985476B2 | Transparent zirconia dispersion and zirconia particle-containing resin composition, composition for sealing light emitting element and light emitting element, hard coat film and optical functional film and optical component, and method for producing zirconia particle-containing resin | Emerging Cross-Sectional Technologies | 20 | Active |
| US5882808A | Anti-bacterial and anti-fungal ceramic product | Chemistry; Metallurgy | 19 | Expired |
| US7245788B2 | Optical modulator | Physics | 18 | Expired |
| US5848203A | Polarization-independent optical isolator | Physics | 18 | Expired |
| US6293065A | High strength porous concrete structure and method of manufacturing the high strength porous concrete structure | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6956980B2 | Optical waveguide type optical modulator and production method therefor | Physics | 16 | Expired |
| US6444957B1 | Heating apparatus | Electricity | 14 | Expired |
| US10348007B2 | Optical control element module | Physics | 14 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.