Inventor
Shinichi Kitahata
Inventor
Toride, JP
Overview
10→
Patents
1987–2009
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer27%
Y10TTechnical subjects covered by former us classification23%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
H01FMagnets13%
B82YSpecific uses or applications of nanostructures7%
G06KGraphical data reading7%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%
H01QAntennas, i.e. radio aerials3%
PatentTitleYear
7,510,790'Magnetic powder, method for producing the same and magnetic recording medium comprising the same'20096,964,811'Magnetic powder, method for producing the same and magnetic recording medium comprising the same'20056,143,096'Process for producing alloy, alloy and alloy containing sheets made therefrom'20006,037,400'Composition for prevention of electric wave in wide range and electric wave absorber coping with all directions using same'20005,952,953'Wave absorber'19995,648,160'Magnetic powder, method for producing the same and use of the same'19974,851,276'Magnetic recording medium and method for producing the same'19894,770,933'Magnetic recording medium'19884,705,718'Magnetic recording medium'19874,677,024'Magnetic recording medium'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2009Patents assigned to HITACHI MAXELL (10)· patent assignee history
1987–1989Based in Osaka, JP· patent location history
1987Based in Mishima, JP· patent location history
1997Based in Ibaraki, JP· patent location history
1999–2000Patents assigned to CHINO MASARU (2)· patent assignee history
1999–2000Patents assigned to NIKAWA YOSHIO (2)· patent assignee history
1999–2000Based in Toride, JP· patent location history
2005–2009Based in Moriya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI MAXELL | 10 | 1987–2009 |
| CHINO MASARU | 2 | 1999–2000 |
| NIKAWA YOSHIO | 2 | 1999–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toride, JP | 3 | 1999–2000 |
| Osaka, JP | 3 | 1987–1989 |
| Moriya, JP | 2 | 2005–2009 |
| Ibaraki, JP | 1 | 1997 |
| Mishima, JP | 1 | 1987 |