KYUSHU UNIVERSITY
94Patents
72Active
94Granted
52Portfolio score
Filing activity: Oct 19, 1984 → Sep 9, 2021 · 18 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4577976A | Multi-layered thin film heat transfer gauge | Physics | 40 | Expired |
| US5099406A | DC-DC converter with surge voltage prevention | Electricity | 36 | Expired |
| US5027263A | Switching power source means | Emerging Cross-Sectional Technologies | 36 | Expired |
| US8697230B2 | Graphene sheet and method for producing the same | Emerging Cross-Sectional Technologies | 29 | Active |
| US5019770A | Switching power source device having energy recovery | Electricity | 24 | Expired |
| US7914932B2 | All-solid-state battery | Emerging Cross-Sectional Technologies | 15 | Active |
| US5063488A | Switching power source means | Electricity | 14 | Expired |
| US7650602B2 | Parallel processing computer | Physics | 12 | Active |
| US8264326B2 | Biometrics sensor | Physics | 11 | Active |
| US4817427A | Device for measuring water flow rate in plant stem | Physics | 11 | Expired |
| US7510800B2 | All-solid-state battery | Emerging Cross-Sectional Technologies | 9 | Active |
| US5686836A | Apparatus for reducing noise due to sensor vibration during measurement of a weak magnetic field | Physics | 8 | Expired |
| US9111684B2 | Non-aqueous electrolyte storage element | Emerging Cross-Sectional Technologies | 8 | Active |
| US6479734B2 | DNA fragment responsive to low temperatures and a plant transformed with the DNA fragment | Chemistry; Metallurgy | 8 | Expired |
| US6294670A | Probe for detecting a highly ordered structural site of a single stranded nucleic acid of a gene, and a method and a device for detecting the same | Chemistry; Metallurgy | 7 | Expired |
| US5017548A | Method of producing high-temperature superconducting ceramics material by mechanical orientation | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6229423A | Open-ended cylindrical type magnetic shield apparatus | Physics | 5 | Expired |
| US5672444A | Composite electrode for a photo-rechargeable storage battery | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8002694B2 | Master-slave manipulator system | Physics | 4 | Active |
| US9754726B2 | Nonaqueous electrolytic capacitor element | Emerging Cross-Sectional Technologies | 4 | Active |
| US10079439B2 | Metal surface coating composition and terminal-equipped covered electrical wire using same | Electricity | 3 | Active |
| US7994258B2 | Hyperbranched polymer having nitroxyl group | Emerging Cross-Sectional Technologies | 3 | Active |
| US9333158B2 | Spray base material including low-molecular gelator | Human Necessities | 3 | Active |
| US6713435B2 | Method for producing optically active lactone compounds by using salen cobalt complexes having a cis-&bgr; structure | Performing Operations; Transporting | 3 | Expired |
| US10003177B2 | Curing material, wire harness, and manufacturing method thereof | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.