Ritsuo Iwata
14Patents
9h-index
21Co-inventors
68Inventor score
Filing activity: Mar 9, 1988 → May 15, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5422170A | Wood based panels | Emerging Cross-Sectional Technologies | 114 | Expired |
| US5554429A | Wood board and flooring material | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4911969A | Decorative sheet and method of manufacturing the same | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5736218A | Wood board and a flooring material made therefrom | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6376582B1 | Wood fiberboard and manufacturing method therefor | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5506026A | Wood board and a flooring material made therefrom | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6129871A | Manufacturing method for a wood board | Performing Operations; Transporting | 17 | Expired |
| US6632326B1 | Modifying method for wood elements | Performing Operations; Transporting | 13 | Expired |
| US5705001A | Method of manufacturing wood based panels | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4963214A | Method for producing a wooden decorative article | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6723766B1 | Method for manufacturing ligneous material | Performing Operations; Transporting | 7 | Expired |
| US6602451B1 | Wooden material and manufacturing method therefor | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5058777A | Automatic method and apparatus for scattering wood pieces in production of a decorative board | Physics | 3 | Expired |
| US7074844B2 | Adhesives | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.