Inventor
Toshimitsu Doi
Inventor
Osaka, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Kprimary
B23KSoldering or unsoldering62%
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 systems23%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling8%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications8%
PatentTitleYear
10,010,960Welding system and communication method for welding system20188,462,505'Power supply apparatus including fan for air cooling'2013RE039926'Arc-machining power supply with switching loss reducing element'20077,042,740'Soft-switching half-bridge inverter power supply system'20066,687,136'Arc-machining power supply with switching loss reducing element'20045,670,071'MAG arc welding apparatus'19975,667,709'Method of MAG arc welding'19975,508,493'Method of MAG arc welding and welding apparatus'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2018Patents assigned to DAIHEN CORP (8)· patent assignee history
1996–1997Based in Nishinomiya, JP· patent location history
2004–2018Based in Osaka, JP· patent location history
2013Patents assigned to DOI TOSHIMITSU (1)· patent assignee history
2013Patents assigned to ETOH TETSUYA (1)· patent assignee history
2013Patents assigned to GAMOU ISAMU (1)· patent assignee history
2013Patents assigned to KUREHA MASAYOSHI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DAIHEN CORP | 8 | 1996–2018 |
| DOI TOSHIMITSUself | 1 | 2013 |
| ETOH TETSUYA | 1 | 2013 |
| GAMOU ISAMU | 1 | 2013 |
| KUREHA MASAYOSHI | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 5 | 2004–2018 |
| Nishinomiya, JP | 3 | 1996–1997 |