Norihiro Iwamoto
25Patents
9h-index
18Co-inventors
72Inventor score
Filing activity: Mar 26, 1982 → Mar 30, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5511605A | Method and apparatus for vacuum die casting | Performing Operations; Transporting | 33 | Expired |
| US5887641A | Injection device of a die casting machine | Performing Operations; Transporting | 32 | Expired |
| US5662159A | Method and apparatus of controlling injection of die casting machine | Performing Operations; Transporting | 31 | Expired |
| US5161598A | Method of controlling mold pressure pin for press casting machine | Performing Operations; Transporting | 26 | Expired |
| US4757244A | Method and apparatus for detecting absolute position | Physics | 15 | Expired |
| US5207267A | Injection control method of die cast machine | Performing Operations; Transporting | 13 | Expired |
| US5022457A | Casting control system of die cast machine | Performing Operations; Transporting | 12 | Expired |
| US4932458A | Method of and system for operating squeeze plunger in die cast machine | Performing Operations; Transporting | 11 | Expired |
| US4938274A | Method of detecting degassed state in mold and system therefor | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5988260A | Method for controlling injection in a die casting machine and apparatus for the same | Performing Operations; Transporting | 9 | Expired |
| US5299626A | Method of and apparatus for injection speed control in die-casting machine | Performing Operations; Transporting | 9 | Expired |
| US5359531A | Method of and apparatus for displaying casting-data in die-cast machine | Performing Operations; Transporting | 8 | Expired |
| US5061175A | Clamping cylinder system | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5086824A | Method and system of sensing abnormalities in a degassing flow path of a vacuum die casting machine | Performing Operations; Transporting | 6 | Expired |
| US5622217A | Injection apparatus for a die casting machine | Performing Operations; Transporting | 6 | Expired |
| US5787963A | Squeeze pin control system in die casting machine | Performing Operations; Transporting | 6 | Expired |
| US5782287A | Method of controlling vacuum in vacuum die-casting and vacuum control system for carrying out the same | Performing Operations; Transporting | 5 | Expired |
| US5979536A | Die casting machine with pressure supervisory system supervising cavity pressure, and die therefor | Performing Operations; Transporting | 5 | Expired |
| US4495828A | Stroke enlarging mechanism | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4954063A | Injection pressure control apparatus for a die cast machine and an injection mold machine | Performing Operations; Transporting | 4 | Expired |
| US5555924A | Squeeze pin control method and apparatus for die casting machine | Performing Operations; Transporting | 3 | Expired |
| US5125820A | Injection pressure control apparatus for a die cast machine | Performing Operations; Transporting | 2 | Expired |
| US5855239A | Method for controlling injection of die casting machine | Performing Operations; Transporting | 0 | Expired |
| US4972879A | Surge-pressure removing system for back-pressure in injection cylinder | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US9707619B2 | Squeeze pin circuit for die casting and hydraulic unit | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.