Inventor
Toshiyuki Osawa
Inventor
Hamamatsu, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Kprimary
H02KDynamo-electric machines29%
H01RElectrically-conductive connections21%
Y10TTechnical subjects covered by former us classification21%
B41MPrinting, duplicating, marking, or copying processes7%
G03GElectrography7%
H01FMagnets7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
10,186,937Method of manufacturing commutator segments with claws and tilted recesses20197,877,857'Manufacturing method of electric motor'20117,856,703'Method for making a short-circuiting member and method for making a commutator'20107,414,345'Commutator and armature'20087,414,344'Commutator and an armature'20084,603,079'Overcoated sheet'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986Patents assigned to RICOH KK (1)· patent assignee history
1986Based in Tokyo, JP· patent location history
2008–2019Patents assigned to ASMO CO LTD (5)· patent assignee history
2008–2011Based in Hamamatsu, JP· patent location history
2019Patents assigned to DENSO CORP (1)· patent assignee history
2019Based in Kosai, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ASMO CO LTD | 5 | 2008–2019 |
| DENSO CORP | 1 | 2019 |
| RICOH KK | 1 | 1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hamamatsu, JP | 4 | 2008–2011 |
| Kosai, JP | 1 | 2019 |
| Tokyo, JP | 1 | 1986 |