Michael Drzewinski
23Patents
10h-index
22Co-inventors
75Inventor score
Filing activity: Oct 9, 1991 → Aug 31, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5280070A | Polycarbonate-polymethyl methacrylate blends | Chemistry; Metallurgy | 44 | Expired |
| US5284916A | Block copolymers containing polyaromatic(alkyl)methacrylates and their blends with polycarbonates | Chemistry; Metallurgy | 35 | Expired |
| US5718845A | Tricyanovinyl substitution process for NLO polymers | Physics | 34 | Expired |
| US5395556A | Tricyanovinyl substitution process for NLO polymers | Physics | 32 | Expired |
| US5292809A | Blends of polycarbonate containing fluorinated-bisphenol A and polymethyl methacrylate | Chemistry; Metallurgy | 31 | Expired |
| US5248732A | Blends of polyetherimides, aromatic alkyl methacrylates and polycarbonates | Chemistry; Metallurgy | 15 | Expired |
| US6117929A | Method for preventing or retarding the formation of gas hydrates | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6225429A | Process for making vinyl caprolactam-based polymers | Chemistry; Metallurgy | 13 | Expired |
| US6451892B1 | Method for preventing or retarding the formation of gas hydrates | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7205271B2 | Rheology modifier/hair styling resin | Human Necessities | 11 | Expired |
| US6281274A | Method for preventing or retarding the formation of gas hydrates | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6432355B1 | Corrosion inhibition during transport of water and a hydrocarbon through a pipeline | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6893629B2 | Delivery system for a tooth whitener | Human Necessities | 5 | Expired |
| US5338798A | Block copolymers containing stereoregular polymethyl methacrylate and their blends with polycarbonates | Chemistry; Metallurgy | 4 | Expired |
| US5446096A | Miscible blends of polysulfones and aromatic alkyl methacrylate polymers | Chemistry; Metallurgy | 3 | Expired |
| US5378763A | Miscible blends of polysulfones and aromatic alkyl methacrylate polymers | Chemistry; Metallurgy | 1 | Expired |
| US6432909B1 | Water soluble dye complexing polymers | Chemistry; Metallurgy | 1 | Expired |
| US10799464B2 | Delivery systems | Human Necessities | 1 | Active |
| US10758493B2 | Delivery systems | General | 0 | Revoked |
| US5286794A | Blends of polycarbonate containing fluorinated-bisphenol A and polyvinyl chloride | Chemistry; Metallurgy | 0 | Expired |
| US11633366B2 | Delivery systems | Human Necessities | 0 | Active |
| US6569973B2 | Process for making vinyl caprolactam-based polymers | Chemistry; Metallurgy | 0 | Expired |
| US11825842B2 | Quaternary amine formulations and uses thereof | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.