Toshimitsu Iwai
11Patents
4h-index
24Co-inventors
60Inventor score
Filing activity: Jan 3, 1989 → Oct 15, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4893971A | NC machining apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5564185A | Method and apparatus for manufacturing an article in the form of a scroll | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7532247B2 | Image pickup apparatus | Electricity | 5 | Active |
| US5580198A | Method and apparatus for manufacturing an article in the form of a scroll | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6709112B2 | Light source device and projection type display capable of enclosing fragment herein in case of burst of discharge lamp during lighting | Physics | 4 | Expired |
| US7551377B2 | Projection display apparatus | Physics | 3 | Active |
| US7768722B2 | Lens barrel | Physics | 3 | Active |
| US8388144B2 | Projection image display device | Physics | 2 | Active |
| US7440200B2 | Projection type display apparatus having micro mirror type display element | Physics | 1 | Active |
| US9969017B2 | Wire saw apparatus and cut-machining method | Performing Operations; Transporting | 1 | Active |
| US7924513B2 | Lens barrel | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.