Inventor
Tetsuya Ohnuma
Inventor
Yamagata, JP
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B21Kprimary
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels17%
B23PMetal-working not otherwise provided for17%
B29CShaping or joining of plastics17%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges17%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
5,499,440'Staking method'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Patents assigned to PIONEER ELECTRONIC CORP (1)· patent assignee history
1996Patents assigned to PIONEER ELECTRONIC TOHOKU (1)· patent assignee history
1996Based in Yamagata, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PIONEER ELECTRONIC CORP | 1 | 1996 |
| PIONEER ELECTRONIC TOHOKU | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yamagata, JP | 1 | 1996 |