Nihon Micro Coating Co., Ltd.
54Patents
18Active
54Granted
42Portfolio score
Filing activity: Oct 21, 1992 → Jan 27, 2011 · 17 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5569063A | Polishing apparatus | Performing Operations; Transporting | 28 | Expired |
| US7254861B2 | Device for cleaning tip and side surfaces of a probe | Physics | 19 | Expired |
| US6533644B1 | Method of texturing and agent therefor | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6884300B2 | Method of cleaning a probe | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7108582B2 | Polishing machine | Performing Operations; Transporting | 17 | Expired |
| US7374473B2 | Texturing slurry and texturing method by using same | Chemistry; Metallurgy | 16 | Active |
| US6491572B1 | Method of processing surface of glass substrate for magnetic disk and suspension with abrasive particles therefor | Performing Operations; Transporting | 16 | Expired |
| US5275424A | Disk holding apparatus | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5509850A | Polishing apparatus | Performing Operations; Transporting | 13 | Expired |
| US6280489A | Polishing compositions | Chemistry; Metallurgy | 13 | Expired |
| US6572934B2 | Method for manufacturing a magnetic recording disk | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6007591A | Abrasive sheet and method for producing same | Performing Operations; Transporting | 8 | Expired |
| US5816902A | Abrasive sheet and method of manufacturing same | Emerging Cross-Sectional Technologies | 7 | Expired |
| US8029333B2 | Device for polishing peripheral edge of semiconductor wafer | Performing Operations; Transporting | 7 | Active |
| US6287175A | Method of mirror-finishing a glass substrate | Physics | 7 | Expired |
| US6755722B1 | Method of chemical mechanical texturing | Performing Operations; Transporting | 7 | Expired |
| US6315638A | Method of chemical mechanical texturing | Performing Operations; Transporting | 6 | Expired |
| US6126515A | Liquid slurry containing polyhedral monocrystalline alumina | Physics | 6 | Expired |
| US7238097B2 | Polishing pad and method of producing same | Performing Operations; Transporting | 6 | Expired |
| US7927187B2 | Method of polishing a target surface | Performing Operations; Transporting | 6 | Active |
| US5863609A | Method of processing workpiece with amorphous NI-P | Physics | 5 | Expired |
| US6632026B2 | Method of polishing optical fiber connector | Physics | 5 | Expired |
| US5705234A | Method for manufacturing magnetic hard disk | Physics | 5 | Expired |
| US6726541B2 | Cleaning sheet | Human Necessities | 4 | Expired |
| US7241204B2 | Polishing pad, method of producing same and method of polishing | Performing Operations; Transporting | 4 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.