Keiichi Itakura
9Patents
9h-index
5Co-inventors
58Inventor score
Filing activity: Nov 5, 1979 → May 2, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4704362A | Recombinant cloning vehicle microbial polypeptide expression | Emerging Cross-Sectional Technologies | 224 | Expired |
| US4373071A | Solid-phase synthesis of polynucleotides | Chemistry; Metallurgy | 220 | Expired |
| US4401796A | Solid-phase synthesis of polynucleotides | Chemistry; Metallurgy | 179 | Expired |
| US4598049A | General purpose gene synthesizer | Chemistry; Metallurgy | 125 | Expired |
| US4356270A | Recombinant DNA cloning vehicle | Emerging Cross-Sectional Technologies | 88 | Expired |
| US5221619A | Method and means for microbial polypeptide expression | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5583013A | Method and means for microbial polypeptide expression | Chemistry; Metallurgy | 16 | Expired |
| US4571421A | Mammalian gene for microbial expression | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5750380A | DNA polymerase mediated synthesis of double stranded nucleic acids | Chemistry; Metallurgy | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.