Michael Simpson
7Patents
4h-index
19Co-inventors
54Inventor score
Filing activity: Apr 16, 1993 → Oct 12, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9283230B2 | Phenothiazine diaminium salts and their use | Emerging Cross-Sectional Technologies | 28 | Active |
| US5349036A | Amphipathic copolymer pigment dispersants | Emerging Cross-Sectional Technologies | 20 | Expired |
| US10864216B2 | Phenothiazine diaminium salts and their use | Emerging Cross-Sectional Technologies | 5 | Active |
| US11180464B2 | Phenothiazine diaminium salts and their use | Emerging Cross-Sectional Technologies | 5 | Active |
| US12064439B2 | Phenothiazine diaminium salts and their use | Emerging Cross-Sectional Technologies | 1 | Active |
| US9907804B2 | Phenothiazine diaminium salts and their use | Emerging Cross-Sectional Technologies | 1 | Active |
| US10323010B2 | Methods of chemical synthesis of substituted 10H-phenothiazine-3,7-diamine compounds | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.