Hitoshi Ichihashi
4Patents
2h-index
12Co-inventors
45Inventor score
Filing activity: Feb 4, 1982 → Jun 14, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4442101A | Sesquihydrate of naphthyridine derivative, and process for the preparation thereof | Chemistry; Metallurgy | 5 | Expired |
| US7709022B2 | Sustained-release preparations of quinolone antibiotics and method for preparation thereof | Human Necessities | 4 | Expired |
| US7780986B2 | Method of preparing sustained-release preparations of quinolone antibiotics | Human Necessities | 0 | Active |
| US8187632B2 | Sustained-release preparations of quinolone antibiotics | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.