John L. Speier
17Patents
8h-index
9Co-inventors
61Inventor score
Filing activity: Mar 10, 1975 → Jul 16, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4259103A | Method of reducing the number of microorganisms in a media and a method of preservation | Human Necessities | 49 | Expired |
| US5210168A | Process for forming siloxane bonds | Chemistry; Metallurgy | 32 | Expired |
| US4125552A | Preparation of alkyl polysulfides | Chemistry; Metallurgy | 28 | Expired |
| US5068387A | Production of organofunctional alkoxysilanes | Chemistry; Metallurgy | 25 | Expired |
| US4082790A | Method of preparing mercaptans | Chemistry; Metallurgy | 21 | Expired |
| US4347199A | Method and apparatus for rapidly freezing molten metals and metalloids in particulate form | Performing Operations; Transporting | 15 | Expired |
| US4419060A | Apparatus for rapidly freezing molten metals and metalloids in particulate form | Performing Operations; Transporting | 13 | Expired |
| US4088669A | Method for preparing organosilicon compounds from elemental silicon and hydrocarbon ethers | Chemistry; Metallurgy | 11 | Expired |
| US4064155A | Preparation of silylamine hydrochlorides | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4701289A | Method and apparatus for the rapid solidification of molten material in particulate form | Performing Operations; Transporting | 7 | Expired |
| US4783543A | Process to produce silyl ketene acetals | Chemistry; Metallurgy | 7 | Expired |
| US4329483A | Preparation of cyclotetrasiloxanes aliphatic chlorides and acyl chlorides | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5177234A | Preparation of alkoxysilanes by contacting a solution of hydrogen fluoride in an alcohol with silicon | Chemistry; Metallurgy | 4 | Expired |
| US5126470A | Preparation of siloxanes | Chemistry; Metallurgy | 2 | Expired |
| US5175330A | Process for the recovery of hydrogen chloride and monomeric alkoxysilanes from mixtures of chloride-containing silicon compounds | Chemistry; Metallurgy | 2 | Expired |
| US4824980A | Process to produce O-silyl O,N-ketene acetals | Chemistry; Metallurgy | 2 | Expired |
| US4719024A | Methylalkylcyclosiloxanes | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.