Junichiro Washiyama
7Patents
3h-index
19Co-inventors
54Inventor score
Filing activity: Apr 7, 1989 → Oct 7, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4994515A | Heat-resistant resin composition | Chemistry; Metallurgy | 134 | Expired |
| US6586531B2 | Polyolefin masterbatch and composition suitable for injection molding | Chemistry; Metallurgy | 18 | Expired |
| US7288598B2 | Polyolefin masterbatch for preparing impact-resistant polyolefin articles | Chemistry; Metallurgy | 6 | Expired |
| US9605116B2 | Method for secondary molding of polymer NANO oriented crystal material | Emerging Cross-Sectional Technologies | 1 | Active |
| US4990386A | Optical disk substrate | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8728616B2 | Polymer sheet and method for producing same | Emerging Cross-Sectional Technologies | 0 | Active |
| US9138933B2 | Process and apparatus for producing crystalline resin film or sheet | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.