Inventor
Yoshiaki Sumiya
Inventor
Kariya, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Fprimary
F02FCylinders, pistons or casings, for combustion engines36%
B29CShaping or joining of plastics9%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts9%
F01LCyclically operating valves for machines or engines9%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof9%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges9%
F16JPistons9%
Y10TTechnical subjects covered by former us classification9%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2014Patents assigned to SUMIYA YOSHIAKI (5)· patent assignee history
2012–2014Patents assigned to TOYOTA BOSHOKU KK (5)· patent assignee history
2012Patents assigned to YAMAZAKI TAKAHIRO (4)· patent assignee history
2012Patents assigned to YOSHIJIMA KAZUYA (4)· patent assignee history
2012–2014Patents assigned to KOJIMA HIROTSUGU (3)· patent assignee history
2012Based in Kariya, JP· patent location history
2014Based in Hekinan, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMIYA YOSHIAKIself | 5 | 2012–2014 |
| TOYOTA BOSHOKU KK | 5 | 2012–2014 |
| YAMAZAKI TAKAHIRO | 4 | 2012 |
| YOSHIJIMA KAZUYA | 4 | 2012 |
| KOJIMA HIROTSUGU | 3 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kariya, JP | 4 | 2012 |
| Hekinan, JP | 1 | 2014 |