Yasuhisa Sakurai
14Patents
9h-index
33Co-inventors
68Inventor score
Filing activity: Apr 16, 1986 → Jan 19, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5449513A | Physical trapping type polymeric micelle drug preparation | Emerging Cross-Sectional Technologies | 125 | Expired |
| US5510103A | Physical trapping type polymeric micelle drug preparation | Emerging Cross-Sectional Technologies | 81 | Expired |
| US5284766A | Bed material for cell culture | Chemistry; Metallurgy | 72 | Expired |
| US5412072A | Water soluble high molecular weight polymerized drug preparation | Human Necessities | 66 | Expired |
| US5693751A | Water soluble high molecular weight polymerized drug preparation | Human Necessities | 40 | Expired |
| US5478575A | Polymers having benzeneboronic acid groups and insulin complexes of same of a sugar response type | Human Necessities | 38 | Expired |
| US5483008A | Polyether having heterofunctional groups at both ends, process for the preparation thereof and polymerization initiator therefor | Chemistry; Metallurgy | 18 | Expired |
| US6706187B1 | Packing material for chromatography having novel characteristic and method for isolation of substance using the same | Physics | 18 | Expired |
| US6372141B1 | Method for separating PTH amino acids | Physics | 16 | Expired |
| US4873292A | Antithrombogenic synthetic polymer and process for its preparation | Human Necessities | 9 | Expired |
| US6294614A | Modified polymers containing poly(2-hydroxyethyl(meth)acrylate segment in the molecule | Chemistry; Metallurgy | 8 | Expired |
| US6080396A | Anthracycline compound derivative and pharmaceutical preparation containing the same | Human Necessities | 5 | Expired |
| US4687831A | Antithrombogenic synthetic elastomer and process of preparation thereof | Chemistry; Metallurgy | 2 | Expired |
| US5679765A | Polyether having heterofunctional groups at both ends, process for the preparation thereof and polymerization initiator therefor | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.