Inventor
Seiji Shirahama
Inventor
Aichi, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Dprimary
F04DNon-positive-displacement pumps58%
LOC2333%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants8%
PatentTitleYear
9,435,350'Air blowing device'20169,033,655'Multiblade air blower'20158,690,529'Blower'20148,240,997'Centrifugal impeller and centrifugal blower using the centrifugal impeller'20128,235,668'Multiblade air blower'20128,221,069'Multi-blade fan'20128,123,468'Centrifugal fan'2012D0561323'Centrifugal blower fan'2008D0561325'Centrifugal blower fan'2008D0561324'Centrifugal blower fan'2008D0560791'Fan blade'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (4)· patent assignee history
2008Based in Kasugai, JP· patent location history
2012–2016Patents assigned to SHIRAHAMA SEIJI (7)· patent assignee history
2012–2015Patents assigned to PANASONIC CORP (6)· patent assignee history
2012Patents assigned to OGINO KAZUO (2)· patent assignee history
2012–2016Based in Aichi, JP· patent location history
2016Patents assigned to MUROMACHI KAZUHIRO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHIRAHAMA SEIJIself | 7 | 2012–2016 |
| PANASONIC CORP | 6 | 2012–2015 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 4 | 2008 |
| OGINO KAZUO | 2 | 2012 |
| MUROMACHI KAZUHIRO | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Aichi, JP | 7 | 2012–2016 |
| Kasugai, JP | 4 | 2008 |