Masaaki Oota
7Patents
5h-index
15Co-inventors
56Inventor score
Filing activity: Mar 6, 1989 → May 1, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5770682A | Method for producing polylactic acid | Performing Operations; Transporting | 88 | Expired |
| US5821327A | Process for preparing polylactic acid | Chemistry; Metallurgy | 66 | Expired |
| US5880254A | Method for producing polylactic acid and apparatus used therefor | Emerging Cross-Sectional Technologies | 63 | Expired |
| US6270731A | Carbon dioxide fixation system | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4957883A | Oxynitride glass and the fiber thereof | Chemistry; Metallurgy | 15 | Expired |
| US5728761A | Polylactic acid-based resin composition and use therefor | Chemistry; Metallurgy | 5 | Expired |
| US6582674B1 | Catalyst for producing carbon and method of producing carbon | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.