Stephen Raiser
32Patents
9h-index
23Co-inventors
71Inventor score
Filing activity: Nov 12, 1999 → Apr 25, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8373381B2 | DC/DC-less coupling of matched batteries to fuel cells | Emerging Cross-Sectional Technologies | 35 | Active |
| US7427450B2 | Hybrid fuel cell system with battery capacitor energy storage system | Emerging Cross-Sectional Technologies | 31 | Active |
| US6764782B2 | Electrical isolation system for a fuel cell stack and method of operating a fuel cell stack | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6323626A | DC/DC converter for a fuel cell having a non-linear inductor | Emerging Cross-Sectional Technologies | 18 | Expired |
| US8519674B2 | Method for estimating battery degradation in a vehicle battery pack | Physics | 18 | Active |
| US6616424B2 | Drive system and method for the operation of a fuel cell system | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7355831B2 | Y-capacitance fault current discharge compensation for HVDC systems | Electricity | 16 | Expired |
| US6177736A | DC/DC converter for a fuel cell providing both a primary and auxiliary output voltage | Electricity | 12 | Expired |
| US6720098B2 | Compressor arrangement for the operation of a fuel cell system | Emerging Cross-Sectional Technologies | 12 | Expired |
| US8343650B2 | Modular plate carrier concept for mounting and embedded cooling of pouch cell battery assemblies | Emerging Cross-Sectional Technologies | 7 | Active |
| US8022569B2 | Systems and methods for discharging bus voltage using semiconductor devices | Electricity | 5 | Active |
| US7564248B2 | Method and apparatus for monitoring fuel cells | Emerging Cross-Sectional Technologies | 4 | Active |
| US7261964B2 | Fuel cell stack housing | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7800259B2 | Stator assembly for use in a fluid-cooled motor and method of making the same | Emerging Cross-Sectional Technologies | 4 | Active |
| US8981589B2 | Switched battery and capacitor arrangement and related operating methods | Emerging Cross-Sectional Technologies | 4 | Active |
| US7830236B2 | DC-DC converter for fuel cell application using hybrid inductor core material | Emerging Cross-Sectional Technologies | 3 | Active |
| US8975884B2 | Two-phase transformer-coupled boost converter | Electricity | 3 | Active |
| US7238441B2 | Integrated bus bars for a fuel cell | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7830235B2 | Inductor array with shared flux return path for a fuel cell boost converter | Emerging Cross-Sectional Technologies | 2 | Active |
| US7906242B2 | Active isolation system for fuel cell | Emerging Cross-Sectional Technologies | 2 | Active |
| US8604637B2 | Method for high voltage bus control in fuel cell vehicles | Emerging Cross-Sectional Technologies | 2 | Active |
| US8058744B2 | Electrical system and automotive drive system having an on-demand boost converter, and related operating methods | Emerging Cross-Sectional Technologies | 1 | Active |
| US10355330B2 | Battery module assembly and cooling plate for use in a battery module assembly | Emerging Cross-Sectional Technologies | 1 | Active |
| US8450021B2 | Method for HV bus voltage control in fuel cell vehicles featuring HV lithium batteries | Emerging Cross-Sectional Technologies | 1 | Active |
| US7153600B2 | Integrated cell voltage monitoring module | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.