John E. Hallgren
38Patents
13h-index
31Co-inventors
81Inventor score
Filing activity: Oct 12, 1976 → Jun 6, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4472551A | One package, stable, moisture curable, alkoxy-terminated organopolysiloxane compositions | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4201721A | Catalytic aromatic carbonate process | Chemistry; Metallurgy | 39 | Expired |
| US4855199A | Photopatterned product of silicone polyamic acid on a transparent substrate | Physics | 28 | Expired |
| US4410464A | Diaryl carbonate process | Chemistry; Metallurgy | 27 | Expired |
| US4912172A | Compositions comprising polyphenylene ethers, polyepoxides and aluminum or zinc diketone salt | Chemistry; Metallurgy | 27 | Expired |
| US4853423A | Curable polyphenylene ether-polyepoxide compositions useful in printed circuit board production | Electricity | 25 | Expired |
| US5043367A | Curable dielectric polyphenylene ether-polyepoxide compositions useful in printed circuit board production | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4782009A | Method of coating and imaging photopatternable silicone polyamic acid | Electricity | 23 | Expired |
| US4975319A | Printed circuit board from fibers impregnated with epoxy resin mixture, halogenated bisphenol and polyphenylene ether | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4096168A | Aromatic carbonates | Performing Operations; Transporting | 18 | Expired |
| US4863992A | Polyalkoxysilyl-terminated polydiorganosiloxanes, methods for their preparation, and room temperature vulcanizable compositions containing them | Chemistry; Metallurgy | 17 | Expired |
| US4788310A | N-Silylalkylamides and their use as adhesion promoters in room temperature vulcanizable polydiorganosiloxane compositions | Chemistry; Metallurgy | 14 | Expired |
| US4452968A | Synthesis of polycarbonate from dialkyl carbonate and bisphenol diester | Chemistry; Metallurgy | 13 | Expired |
| US4826915A | N-silylalkylamides and their use as adhesion promoters in room temperature vulcanizable polydiorganosiloxane compositions | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4377684A | Decolorization of polycarbonate resins | Chemistry; Metallurgy | 12 | Expired |
| US4360477A | Carbonylation of alkanols | Chemistry; Metallurgy | 12 | Expired |
| US4361519A | Catalytic aliphatic carbonate process | Chemistry; Metallurgy | 12 | Expired |
| US5108842A | Curable dielectric polyphenylene ether-polyepoxide compositions useful in printed circuit board production | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4377706A | Polyalkoxysilylenolethers | Chemistry; Metallurgy | 12 | Expired |
| US4349485A | Catalytic aromatic carbonate process using manganese tetradentate redox co-catalysts | Chemistry; Metallurgy | 11 | Expired |
| US4675367A | Silyl polyamides and method for their preparation | Chemistry; Metallurgy | 9 | Expired |
| US4542226A | Method for making siloxanenorbornane bisanhydride | Chemistry; Metallurgy | 9 | Expired |
| US4678839A | Mixtures including polyphenylene ethers and lactams and resinous compositions prepared therefrom | Chemistry; Metallurgy | 9 | Expired |
| US4471132A | Method for making polyalkoxyaminosilanes | Chemistry; Metallurgy | 9 | Expired |
| US4523001A | Scavengers for one component alkoxy-functional RTV compositions | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.