Tosch Inc.
5Patents
0Active
5Granted
28Portfolio score
Filing activity: Dec 4, 1998 → Sep 17, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7189877B2 | Arylamine derivatives having fluorene skeleton, synthetic intermediates thereof, processes of producing those, and organic electrolumivescene devices | Electricity | 7 | Expired |
| US6207735A | Flame retardant and flame retardant resin composition containing it | Chemistry; Metallurgy | 7 | Expired |
| US6294615A | Copolymer, cationic high molecular weight flocculating agent comprising the copolymer, and process for producing the copolymer | Chemistry; Metallurgy | 5 | Expired |
| US6211354A | Optically active DNA probe having phosphonic diester linkage | Chemistry; Metallurgy | 3 | Expired |
| US6705935B2 | Abrasive molding and abrasive disc provided with same | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.