Chieko Ejima
4Patents
4h-index
15Co-inventors
43Inventor score
Filing activity: Sep 25, 1998 → Nov 15, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6620916B1 | Modified physiologically active proteins and medicinal compositions containing the same | Human Necessities | 39 | Expired |
| US6855706B2 | Phenylalanine derivatives | Chemistry; Metallurgy | 18 | Expired |
| US6610710B2 | Phenylalanine derivatives | Chemistry; Metallurgy | 17 | Expired |
| US7160874B2 | Phenylalanine derivatives | Chemistry; Metallurgy | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.