Inventor
VISHNU M. SISHTLA
Inventor
US
Overview
Patents· 32 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Dprimary
F04DNon-positive-displacement pumps33%
F25BRefrigeration machines, plants or systems20%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants16%
F01DNon-positive displacement machines or engines, e.g. steam turbines4%
F04BPositive-displacement machines for liquids4%
F16CShafts4%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids3%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g3%
H02KDynamo-electric machines3%
C10MLubricating compositions1%
PatentTitleYear
12,467,462Compressor assembly including a flow-restricting valve202512,398,926Economizer injection in a reciprocating compressor202512,372,099Seal assembly for compressor202512,209,777Magnetic bearing compressor protection202512,018,693Method and system for compressor operating range extension via active valve control202411,982,475Refrigerant lubrication system with side channel pump202411,965,514Axial and downstream compressor assembly202411,929,643Compressor motor including active stator cooling202411,867,196Centrifugal compressor and method of operating the same202411,846,296Flushing of a touchdown bearing202311,808,277Centrifugal compressor with recirculation passage202311,768,014Surge protection for a multistage compressor202311,739,766Centrifugal compressor including diffuser pressure equalization feature202311,661,948Compressor with vibration sensor202311,655,825Compressor including aerodynamic swirl between inlet guide vanes and impeller blades202311,603,853Compressor configured to control pressure against magnetic motor thrust bearings202311,592,034Vaneless supersonic diffuser for compressor202311,585,347Mixed-flow compressor configuration for a refrigeration system202311,555,502Compressor including inlet guide vanes202311,499,767Reverse rotation prevention in centrifugal compressor202211,499,569Mixed-flow compressor with counter-rotating diffuser202211,499,561Centrifugal compressor with recirculation passage202211,493,057Centrifugal compressor and method of operating the same202211,421,708Refrigeration system mixed-flow compressor202211,415,148Variable diffuser drive system202211,346,366Rotating diffuser in centrifugal compressor202211,306,950Lubrication supply system202211,293,438Screw compressor with magnetic gear202211,292,987Active filter for oil-free refrigerant compressor202211,231,214Low pressure integrated purge202211,187,249Silencer, and centrifugal compressor and refrigeration system having the same202111,156,226Centrifugal compressor with recirculation passage2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2025Patents assigned to CARRIER CORP (32)· patent assignee history
2021–2025Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CARRIER CORP | 32 | 2021–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 32 | 2021–2025 |