Inventor
Takayuki Ohnuma
Inventor
Tochigi, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B21Jprimary
B21JForging25%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels25%
Y10TTechnical subjects covered by former us classification25%
F16CShafts13%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling4%
B30BPresses in general4%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof4%
PatentTitleYear
9,610,633'Crankshaft and method for producing the same'20178,813,358'Crankshaft and method for producing the same'20148,627,565'Method for producing crankshaft and production apparatus therefor'20148,468,696'Crankshaft and method for producing the same'20138,371,029'Production apparatus and production method for crankshaft'20138,151,436'Method of forming member, valve guide and method of forming the same, and method of forming tubular member'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2017Patents assigned to HONDA MOTOR CO LTD (6)· patent assignee history
2012–2014Patents assigned to ANDO TSUTOMU (4)· patent assignee history
2012–2014Patents assigned to OHNUMA TAKAYUKI (4)· patent assignee history
2012Patents assigned to HIRUMA HIDETAKA (1)· patent assignee history
2012Based in Sayama, JP· patent location history
2013–2014Patents assigned to ITO YASUHIRO (3)· patent assignee history
2013–2017Based in Tochigi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HONDA MOTOR CO LTD | 6 | 2012–2017 |
| ANDO TSUTOMU | 4 | 2012–2014 |
| OHNUMA TAKAYUKIself | 4 | 2012–2014 |
| ITO YASUHIRO | 3 | 2013–2014 |
| HIRUMA HIDETAKA | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tochigi, JP | 5 | 2013–2017 |
| Sayama, JP | 1 | 2012 |