Inventor
Issei FUKASAWA
Inventor
JP
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems43%
H02JElectric power networks15%
H02HEmergency protective circuit arrangements11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
G01RMeasuring electric variables7%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact2%
G05FSystems for regulating electric or magnetic variables2%
H02SGeneration of electric power by conversion of infrared radiation, visible light or ultraviolet light, e.g. using photovoltaic [pv] modules2%
H05KPrinted circuits2%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h102%
PatentTitleYear
12,549,084Control device and power conversion device for detecting failure of an AC capacitor202612,483,157Power conversion system202512,445,063Control apparatus, electric power conversion apparatus, and method for detecting failure of AC capacitor202512,438,443Controller for power conversion system202512,416,935Control device and power conversion system202512,301,132Multiple power conversion system202512,278,556Control device and power conversion device202512,199,499Control device for power conversion apparatus and resistor for power conversion apparatus202512,166,411Control device for controlling an output voltage of a power converter202412,166,430Electric power conversion apparatus and electric power conversion system202412,132,394Controller of power conversion device202412,113,457Electric-power converter202412,046,991Multiplex power conversion system having means to prevent failure spread202412,040,695Power conversion device and method for manufacturing the same202411,942,874Control system of power converter202411,901,737Distributed-power-supply power conversion system202411,863,063Power conversion system that performs initial charging of a direct-current capacitor from an alternate-current power supply202411,817,774Control device for power converter202311,601,068Power conversion device202311,489,341Power conversion system2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to TOSHIBA MITSUBISHI ELECTRIC INDUSTRIAL SYSTEMS CORP (6)· patent assignee history
2022–2026Based in JP· patent location history
2023Patents assigned to TOSHIBA MITSUBISHI ELEC IND (1)· patent assignee history
2024–2026Patents assigned to TMEIC CORP (13)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TMEIC CORP | 13 | 2024–2026 |
| TOSHIBA MITSUBISHI ELECTRIC INDUSTRIAL SYSTEMS CORP | 6 | 2022–2025 |
| TOSHIBA MITSUBISHI ELEC IND | 1 | 2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 20 | 2022–2026 |