Norio Takashima
12Patents
5h-index
50Co-inventors
69Inventor score
Filing activity: Aug 8, 1979 → Jul 12, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4266604A | Heat exchanger with fluid tanks made of synthetic resin | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6262402A | Method and apparatus for joining metal pieces using induction heating | Performing Operations; Transporting | 17 | Expired |
| US5323951A | Method of joining steel sheet bars in hot rolling and a continuous hot rolling method | Performing Operations; Transporting | 16 | Expired |
| US5951903A | Method and apparatus for joining metal pieces | Performing Operations; Transporting | 12 | Expired |
| US5217155A | Method of continuously hot-rolling sheet bars | Performing Operations; Transporting | 6 | Expired |
| US4768363A | Method of levelling two-layered clad metal sheet | Performing Operations; Transporting | 5 | Expired |
| US5292052A | Continous hot rolling method and joining method of sheet bar | Performing Operations; Transporting | 5 | Expired |
| US6184508A | Apparatus for joining metal pieces using induction heating | Performing Operations; Transporting | 5 | Expired |
| US6248984A | Method and apparatus for joining metal pieces | Performing Operations; Transporting | 4 | Expired |
| US5531089A | Sheet crown control method and rolling equipment line for endless rolling | Performing Operations; Transporting | 3 | Expired |
| US6218649A | Method and apparatus for joining metal pieces using induction heating | Performing Operations; Transporting | 2 | Expired |
| US6252211A | Method of joining metal pieces | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.