Inventor
Norio Shiraishi
Inventor
Kobe, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Fprimary
A61FFilters implantable into blood vessels44%
F16FSprings22%
A61BDiagnosis11%
F15BSystems acting by means of fluids in general11%
G02BOptical elements, systems or apparatus11%
PatentTitleYear
6,558,430'Air-cylinder apparatus for prosthetic limb'20036,086,616'Prosthetic leg with extension auxiliary mechanism'20005,899,943'Artificial limb including knee joint'19995,888,237'Artificial limb including air cylinder device'19994,272,156'Illumination optical system using optical fiber bundles'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981Patents assigned to FUJI PHOTO OPTICAL CO LTD (1)· patent assignee history
1981Based in Iwatsuki, JP· patent location history
1999–2003Patents assigned to NABCO LTD (4)· patent assignee history
1999–2003Based in Kobe, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NABCO LTD | 4 | 1999–2003 |
| FUJI PHOTO OPTICAL CO LTD | 1 | 1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kobe, JP | 4 | 1999–2003 |
| Iwatsuki, JP | 1 | 1981 |