SANSHIN CO., LTD.
9Patents
4Active
9Granted
36Portfolio score
Filing activity: Jul 18, 1984 → Nov 16, 2018
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6068542A | Pad tape surface polishing method and apparatus | Performing Operations; Transporting | 51 | Expired |
| US6293233A | Engine lubrication control | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4683846A | Fuel supply device of a two-stroke engine for an outboard motor | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4851259A | Ground impregnating process | Chemistry; Metallurgy | 2 | Expired |
| US8814635B2 | Substrate polishing method and device | Performing Operations; Transporting | 2 | Active |
| US4842780A | System for preparing ground-impregnating material | Performing Operations; Transporting | 1 | Expired |
| US10300575B2 | Ball screw polishing method and device thereof | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9162300B2 | Method for polishing ball screw and ball screw polishing apparatus | Performing Operations; Transporting | 0 | Active |
| US11325218B2 | Worm polishing method and device thereof | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.