Japan E M Co., Ltd.
9Patents
0Active
9Granted
25Portfolio score
Filing activity: Aug 31, 1989 → Nov 4, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5190507A | Apparatus for practice of ambulation | Human Necessities | 15 | Expired |
| US5812265A | Apparatus for measuring dimension of article and scale to be used in the same | Physics | 13 | Expired |
| US5050590A | Apparatus for practice of ambulation | Human Necessities | 10 | Expired |
| US6926188B2 | Transfer apparatus for arraying small conductive bumps on a substrate and/ or chip | Electricity | 9 | Expired |
| US6422452B1 | Method and apparatus for lining up micro-balls | Electricity | 8 | Expired |
| US6889886B2 | Transfer apparatus for arraying small conductive bumps on substrate and/ or chip | Electricity | 5 | Expired |
| US5933239A | Scale for measuring dimension of article and scale to be used in the same | Physics | 4 | Expired |
| US7119438B2 | Method of arranging microspheres with liquid, microsphere arranging device, and semiconductor device | Electricity | 2 | Expired |
| US5644399A | Apparatus for measuring dimension of article and scale to be used in the same | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.