TOHOKU TECHNO ARCH CO., LTD.
74Patents
49Active
74Granted
50Portfolio score
Filing activity: Jun 29, 1999 → Feb 27, 2020 · 15 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6838308B2 | Semiconductor polysilicon component and method of manufacture thereof | Chemistry; Metallurgy | 166 | Expired |
| US7520956B2 | On-wafer monitoring system | Electricity | 34 | Expired |
| US7054190B2 | Logic-in-memory circuit using magnetoresistive element | Physics | 19 | Expired |
| US7803347B2 | Organically modified fine particles | Emerging Cross-Sectional Technologies | 18 | Active |
| US6589362B2 | Zinc oxide semiconductor member formed on silicon substrate | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7608828B2 | Solid solution material of rare earth element fluoride (polycrystal and single crystal), and method for preparation thereof, and radiation detector and test device | Physics | 10 | Expired |
| US6893532B1 | Method and apparatus for processing fine particle dust in plasma | Electricity | 10 | Expired |
| US6879167B2 | Noncontact measuring system for electrical conductivity | Physics | 9 | Expired |
| US6936188B1 | Zinc oxide semiconductor material | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7538936B2 | Pulse laser beam generating device | Electricity | 7 | Expired |
| US7635475B2 | Diabody-type bispecific antibody | Chemistry; Metallurgy | 6 | Expired |
| US8340748B2 | Fetus electrocardiogram signal measuring method and its device | Human Necessities | 6 | Active |
| US9620338B2 | System, method, and program for predicting processing shape by plasma process | Electricity | 6 | Active |
| US8969812B2 | Garnet-type crystal for scintillator and radiation detector using the same | Physics | 5 | Active |
| US6835490B1 | Alloy for hydrogen storage, method for absorption and release of hydrogen using the alloy, and hydrogen fuel cell using the method | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8277579B2 | Amorphous alloy composition | Electricity | 5 | Active |
| US7942063B2 | Processing apparatus | Performing Operations; Transporting | 5 | Active |
| US9711262B2 | Compound superconducting wire and method for manufacturing the same | Emerging Cross-Sectional Technologies | 5 | Active |
| US7335296B2 | System and device for processing supercritical and subcritical fluid | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7026151B2 | Cat kidney disease marker | Physics | 3 | Expired |
| US10147937B2 | Solid-state battery and method for manufacturing electrode active material | Emerging Cross-Sectional Technologies | 3 | Active |
| US7479188B2 | Process for producing GaN substrate | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7297214B2 | Free cutting alloy | Chemistry; Metallurgy | 3 | Expired |
| US8273889B2 | Method for producing 2-azaadamantane | Chemistry; Metallurgy | 2 | Active |
| US8257679B2 | Organically modified fine particles | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.