Devendra Kumar
33Patents
13h-index
28Co-inventors
81Inventor score
Filing activity: Apr 11, 1984 → Sep 13, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7498242B2 | Plasma pre-treating surfaces for atomic layer deposition | Electricity | 526 | Active |
| US6949456B2 | Method for manufacturing semiconductor device having porous structure with air-gaps | Electricity | 69 | Expired |
| US6307184A | Thermal processing chamber for heating and cooling wafer-like objects | Electricity | 47 | Expired |
| US7608798B2 | Plasma catalyst | Emerging Cross-Sectional Technologies | 47 | Active |
| US7132621B2 | Plasma catalyst | Emerging Cross-Sectional Technologies | 39 | Expired |
| US6881683B2 | Insulation film on semiconductor substrate and method for forming same | Electricity | 35 | Expired |
| US7445817B2 | Plasma-assisted formation of carbon structures | Electricity | 30 | Expired |
| US5135604A | Analysis of radiofrequency discharges in plasma | Physics | 27 | Expired |
| US6870124B2 | Plasma-assisted joining | Emerging Cross-Sectional Technologies | 24 | Expired |
| US7227097B2 | Plasma generation and processing with multiple radiation sources | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4600769A | Amine terminated bisaspartimide polymer | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7189940B2 | Plasma-assisted melting | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7309843B2 | Plasma-assisted joining | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6423947B1 | Thermal processing chamber for heating and cooling wafer-like objects | Electricity | 13 | Expired |
| US7497922B2 | Plasma-assisted gas production | Chemistry; Metallurgy | 12 | Expired |
| US4550177A | Maleimido substituted aromatic cyclotriphosphazenes | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6454877B1 | Laser phase transformation and ion implantation in metals | Chemistry; Metallurgy | 12 | Expired |
| US7214280B2 | Plasma-assisted decrystallization | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7671309B2 | Microwave combustion system for internal combustion engines | Electricity | 9 | Active |
| US7592564B2 | Plasma generation and processing with multiple radiation sources | Emerging Cross-Sectional Technologies | 8 | Active |
| US7498066B2 | Plasma-assisted enhanced coating | Electricity | 7 | Expired |
| US7432470B2 | Surface cleaning and sterilization | Electricity | 5 | Expired |
| US7638727B2 | Plasma-assisted heat treatment | Chemistry; Metallurgy | 4 | Expired |
| US6838115B2 | Thermal processing system and methods for forming low-k dielectric films suitable for incorporation into microelectronic devices | Electricity | 4 | Expired |
| US4634759A | Fire and heat resistant laminating resins based on maleimido substituted aromatic cyclotriphosphazene polymer | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.