Sirisoma Wanigatunga
13Patents
4h-index
12Co-inventors
53Inventor score
Filing activity: Jun 8, 1989 → Oct 20, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5030507A | Formaldehyde-free nonwoven binder composition | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5501851A | Emulsion polymers for use in hair fixatives | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4985511A | Siloxane-polypivalolactone thermoplastic elastomers | Chemistry; Metallurgy | 5 | Expired |
| US6262299A | Zwitterionic monomer having amino-multicarboxylic acid functionality | Chemistry; Metallurgy | 4 | Expired |
| US5239008A | Graft polymerization process using microfluidization in an aqueous emulsion system | Chemistry; Metallurgy | 1 | Expired |
| US7253213B2 | Anionic and Lewis base photopolymerization process and its use for making optical articles | Chemistry; Metallurgy | 1 | Expired |
| US7446228B2 | Thiophosphine compounds | Chemistry; Metallurgy | 1 | Active |
| US6635195B1 | Cationic photopolymerization of diepisulfides and application to the manufacture of optical lenses | Physics | 1 | Expired |
| US6911485B1 | Anionic and Lewis base photopolymerization process and its use for making optical articles | Chemistry; Metallurgy | 1 | Expired |
| US7378556B2 | Process for making thiophosphine compounds | Chemistry; Metallurgy | 0 | Active |
| US7732507B2 | Spirotetrathiocarbamates and spirooxothiocarbamates | Chemistry; Metallurgy | 0 | Active |
| US6592801B2 | Photopolymerization of episulfides using metal complexes and its use for making ophthalmic lenses | Chemistry; Metallurgy | 0 | Expired |
| US7129321B2 | Thiophosphine compounds and methods of making polymerizable compositions containing them and their use for making ophthalmic lenses | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.