Inventor
KIMIHISA FURUKAWA
Inventor
JP
Overview
Patents· 7 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 systems41%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications18%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material6%
B30BPresses in general6%
G01RMeasuring electric variables6%
H01CResistors6%
H02HEmergency protective circuit arrangements6%
H02JElectric power networks6%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters6%
PatentTitleYear
12,512,766Power conversion device202512,388,269Power converter device202512,034,379Power conversion system202411,984,816Power conversion device and press apparatus202411,296,610Power conversion device, power conversion device control device, and power conversion device control method202211,201,559Power conversion device and power conversion device connection method202111,152,870Power conversion device2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2025Patents assigned to HITACHI LTD (5)· patent assignee history
2021Patents assigned to HITACHI INDUSTRIAL PRODUCTS LTD (1)· patent assignee history
2021–2025Based in JP· patent location history
2024Patents assigned to HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 5 | 2021–2025 |
| HITACHI INDUSTRIAL PRODUCTS LTD | 1 | 2021 |
| HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 7 | 2021–2025 |