Inventor
Hiroshi Ikarashi
Inventor
Tokyo, JP
Overview
Patents· 5 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 systems40%
B23KSoldering or unsoldering20%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light20%
H03KPulse technique10%
H05KPrinted circuits10%
PatentTitleYear
11,020,823Laser diode driving power source and laser machining device202110,522,971Laser diode-driving power supply and laser machining apparatus20199,985,552Power conversion apparatus configured to include plurality of power converter circuits of inverter circuits20187,548,439'Electric power converter for reducing generated high frequency components'20097,542,312'Electric power converter'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009Patents assigned to HITACHI LTD (2)· patent assignee history
2009Based in Chiyoda-ku, JP· patent location history
2009Based in Hitachi, JP· patent location history
2018–2021Patents assigned to MITSUBISHI ELECTRIC CORP (3)· patent assignee history
2018–2021Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 3 | 2018–2021 |
| HITACHI LTD | 2 | 2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 2018–2021 |
| Chiyoda-ku, JP | 1 | 2009 |
| Hitachi, JP | 1 | 2009 |