Valentin Valtchev
14Patents
3h-index
30Co-inventors
60Inventor score
Filing activity: May 17, 1999 → Nov 14, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6569400B1 | Process for production of macrostructures of a microporous material | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7094390B2 | Macrostructures of porous inorganic material and process for their preparation | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8043988B2 | FAU-structural-type supported zeolite membranes, their process for preparation and their applications | Performing Operations; Transporting | 3 | Active |
| US6949239B2 | Process for production of macrostructures of a microporous material | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6908604B2 | Macrostructures of porous inorganic material and process for their preparation | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9770505B2 | Vaccine composition with aluminium hydroxide nanoparticles | Emerging Cross-Sectional Technologies | 1 | Active |
| US8258071B2 | Catalyst in the form of grains comprising an acidic porous core surrounded by a uniform outer layer | Performing Operations; Transporting | 0 | Active |
| US10919028B2 | Method for the preparation of a synthetic faujasite material comprising monodisperse nanoparticles composed of single nanocrystals | Chemistry; Metallurgy | 0 | Active |
| US11446626B2 | Process for the preparation of a suspension of nanosized synthetic zeolite materials, suspensions of nanosized synthetic zeolite materials obtained by said process and their uses in therapy and diagnosis | Performing Operations; Transporting | 0 | Active |
| US10894246B2 | Catalyst compositions comprising small size molecular sieves crystals deposited on a porous material | Emerging Cross-Sectional Technologies | 0 | Active |
| US10239051B2 | Catalyst compositions comprising small size molecular sieves crystals deposited on a porous material | Emerging Cross-Sectional Technologies | 0 | Active |
| US7378076B2 | Process for production of macrostructures of a microporous material | Emerging Cross-Sectional Technologies | 0 | Expired |
| US10647585B2 | Method for the preparation of synthetic crystalline zeolite materials with enhanced pore volume | Performing Operations; Transporting | 0 | Active |
| US12090471B2 | Post-synthetic downsizing zeolite-type crystals and/or agglomerates thereof to nanosized particles | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.