Surendra K. Chawla
9Patents
5h-index
16Co-inventors
60Inventor score
Filing activity: Aug 30, 1985 → Aug 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6997950B2 | Valve repair device | Human Necessities | 261 | Expired |
| US4682892A | Method and apparatus for speckle-shearing interferometric deformation analysis | Physics | 130 | Expired |
| US5323829A | Tire with carbon fiber reinforcement | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5240566A | Separation process | Chemistry; Metallurgy | 6 | Expired |
| US9248018B2 | Valve repair device | Human Necessities | 5 | Active |
| US5225448A | Preparation of porous polyester beads | Chemistry; Metallurgy | 4 | Expired |
| US9486315B2 | Valve repair instrument | Human Necessities | 4 | Active |
| US11890896B2 | Preparation method of itaconate-butadiene bio-based engineering rubber | Chemistry; Metallurgy | 0 | Active |
| US10806440B2 | Mitral papillary muscle exposure device | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.