Patent assignee · JP · COMPANY

FINE SINTER CO., LTD.

17Patents
14Active
17Granted
46Portfolio score

Filing activity: Mar 18, 2003 → Oct 5, 2021 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6895828B2 Torque sensor and method of manufacturing torque sensor Physics 8 Expired
US9394953B2 Brake lining for railway vehicles and disc brake equipped with the same Mechanical Engineering; Lighting; Heating 6 Active
US10030725B2 Brake lining for railroad car Mechanical Engineering; Lighting; Heating 4 Active
US7117753B2 Torque detecting apparatus Physics 3 Expired
US7029769B2 Insulation film, powder for magnetic core and powder magnetic core and processes for producing the same Emerging Cross-Sectional Technologies 2 Expired
US10058922B2 Compact for producing a sintered alloy, a wear-resistant iron-based sintered alloy, and a method for producing the same Performing Operations; Transporting 1 Active
US9950369B2 Manufacturing method of sintered alloy, compact for sintering, and sintered alloy Emerging Cross-Sectional Technologies 1 Active
US10213830B2 Production method of sintered alloy, sintered-alloy compact, and sintered alloy Performing Operations; Transporting 1 Active
US10619229B2 Manufacturing method of wear-resistant iron-based sintered alloy and wear-resistant iron-based sintered alloy Mechanical Engineering; Lighting; Heating 1 Active
US9200692B2 Leaf valve structure Emerging Cross-Sectional Technologies 0 Active
US11434964B2 Brake lining for a railway vehicle and disk brake equipped with the same Mechanical Engineering; Lighting; Heating 0 Active
US11578775B2 Brake lining for railway vehicle, disc brake system for railway vehicle including same, and sintered friction material to be used for brake lining for railway vehicle Mechanical Engineering; Lighting; Heating 0 Active
US11534829B2 Sintered friction material Performing Operations; Transporting 0 Active
US8414984B2 Powder for magnetic core, method for manufacturing powder for magnetic core, and dust core Emerging Cross-Sectional Technologies 0 Active
US11674206B2 Sintered friction material for railway vehicles and method for producing the same Mechanical Engineering; Lighting; Heating 0 Active
US11634799B2 Hard particle, sliding member, and production method of sintered alloy Mechanical Engineering; Lighting; Heating 0 Active
US8337638B2 Powder for dust core and method for producing the same Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.