Seisan Kaihatsu Kagaku Kenkyusho
17Patents
0Active
17Granted
31Portfolio score
Filing activity: May 19, 1975 → Feb 7, 1996
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4118314A | Apparatus for treatment of artificial kidney dialyzing fluid | Human Necessities | 101 | Expired |
| US3998593A | Membrane blood oxygenator | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5243316A | Magnetoresistance effect element | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5315282A | Magnetoresistance effect element | Physics | 22 | Expired |
| US5462795A | Magnetoresistance effect element | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5061687A | Laminated film and method for producing the same | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5001018A | Fe-Co base magnetic film and process for producing the same | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5514469A | Magnetoresistance effect element | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5432661A | Magnetoresistance effect element | Electricity | 4 | Expired |
| US5350606A | Single crystal ferroelectric barium titanate films | Chemistry; Metallurgy | 4 | Expired |
| US5173475A | Bi-Pb-Sr-Ba-Ca-Cu-O system superconductor | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5362711A | Method for producing single crystal superconducting LnA.sub.2 Cu.sub.3 O.sub.7-x films | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5552073A | Ferromagnetic fine particles of .epsilon. iron carbide and method for producing the same | Chemistry; Metallurgy | 2 | Expired |
| US5252390A | Laminated film | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5250657A | Process for preparing polyarylene thioether | Chemistry; Metallurgy | 1 | Expired |
| US5670458A | Oxide superconductor and method for producing the same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5229035A | Bi-Pb-Sr-Ca-Cu-O system superconductors | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.