Inventor
Katsuhide Tsuritani
Inventor
Osaka, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B21Fprimary
B21FWorking or processing of metal wire69%
Y10TTechnical subjects covered by former us classification19%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
8,573,014'Spring manufacturing apparatus'20138,336,353'Coil spring manufacturing machine'20128,302,443'Spring manufacturing apparatus'20128,015,850'Spring manufacturing machine'20117,392,681'Wire rod cutting apparatus of spring manufacturing machine'20087,343,766'Spring manufacturing apparatus'20087,198,187'Spring manufacturing machine'20077,107,806'Spring manufacturing machine'20067,080,537'Spring manufacturing machine'20067,055,356'Wire rod cutting apparatus of spring manufacturing machine'20066,006,572'Spring manufacturing machine'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2013Patents assigned to SHINKO MACHINERY CO LTD (11)· patent assignee history
1999–2013Based in Osaka, JP· patent location history
2012–2013Patents assigned to TSURITANI KATSUHIDE (3)· patent assignee history
2012Patents assigned to UCHIDA NORIHIRO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHINKO MACHINERY CO LTD | 11 | 1999–2013 |
| TSURITANI KATSUHIDEself | 3 | 2012–2013 |
| UCHIDA NORIHIRO | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 11 | 1999–2013 |