Keiji Hanamoto
15Patents
8h-index
13Co-inventors
65Inventor score
Filing activity: Aug 16, 1983 → Feb 14, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4639341A | Method for injection molding articles while simultaneously forming patterns thereon | Performing Operations; Transporting | 72 | Expired |
| US5361163A | Reflection type projection screen, production process thereof, and production apparatus thereof | Physics | 55 | Expired |
| US4545752A | Device for injection molding articles while simultaneously forming patterns thereon | Performing Operations; Transporting | 29 | Expired |
| US5925302A | Method for forming a pattern onto an article during injection molding | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5676981A | Simultaneous injection molding and patterning apparatus | Performing Operations; Transporting | 19 | Expired |
| US5017417A | Multilayer base film for three-dimensional conformability | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6071456A | Process for effecting injection-molded-in decoration | Performing Operations; Transporting | 17 | Expired |
| US6413069B2 | Apparatus for forming pattern onto article during injection molding | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7114936B2 | Apparatus for forming pattern onto article during injection molding | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6663953B2 | Fresnel lens base sheet | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4777077A | Base film for three-dimensional conformability | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5776411A | Simultaneous injection molding and patterning method using heating body with non-parallel heating and non-heating positions | Performing Operations; Transporting | 3 | Expired |
| US6648621B2 | Apparatus for forming pattern onto article during injection molding | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6270331A | Apparatus for forming pattern onto article during injection molding | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6416306B2 | Apparatus for forming pattern onto article during injection molding | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.