Inventor
Hideaki Yamanaka
Inventor
Kanagawa, JP
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication27%
G11BInformation storage based on relative movement between record carrier and transducer20%
H04QSelecting10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
B82YSpecific uses or applications of nanostructures5%
H01FMagnets5%
H10NElectric solid-state devices not otherwise provided for5%
Y10TTechnical subjects covered by former us classification5%
B29CShaping or joining of plastics2%
B29LIndexing scheme associated with subclass b29c, relating to particular articles2%
PatentTitleYear
8,719,674'Communication apparatus'20147,670,131'Imprinting jig and imprinting apparatus'20107,348,077'Magnetic recording medium and magnetic recording apparatus'20087,226,674'Magnetic recording medium, method for producing the same, and magnetic recording apparatus'20077,154,715'Magnetoresistive element and magnetic head'20067,076,563'Digital content downloading system using networks'20067,072,861'Digital content downloading system using networks'20066,866,948'Magnetic recording medium and magnetic recording apparatus'20056,863,998'Magnetic recording medium, method for producing the same, and magnetic recording apparatus'20056,846,583'Magnetic recording medium and magnetic recording apparatus'20056,597,548'Magnetoresistive element and magnetic head'20035,649,119'Data queuing apparatus'19975,649,217'Switching system having control circuit and plural buffer memories for data exchange in asynchronous transfer mode'19975,619,495'Cell switching apparatus and a cell switching system'19975,504,741'Data queuing apparatus and ATM cell switch based on shifting and searching'19965,414,696'Cell exchanging apparatus'19955,398,235'Cell exchanging apparatus'19955,210,744'Cell exchange apparatus'19935,128,931'Data exchange apparatus'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2014Patents assigned to MITSUBISHI ELECTRIC CORP (11)· patent assignee history
1992–1997Based in Kanagawa, JP· patent location history
1995Based in Kamakura, JP· patent location history
2003Patents assigned to READ RITE SMI CORP (1)· patent assignee history
2005–2010Patents assigned to HITACHI MAXELL (6)· patent assignee history
2005–2008Based in Toride, JP· patent location history
2006–2014Based in Tokyo, JP· patent location history
2010Based in Ibaraki, JP· patent location history
2014Patents assigned to KOZAKI SEIJI (1)· patent assignee history
2014Patents assigned to TAKAHASHI KOJI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 11 | 1992–2014 |
| HITACHI MAXELL | 6 | 2005–2010 |
| KOZAKI SEIJI | 1 | 2014 |
| READ RITE SMI CORP | 1 | 2003 |
| TAKAHASHI KOJI | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 6 | 1992–1997 |
| Toride, JP | 5 | 2005–2008 |
| Tokyo, JP | 3 | 2006–2014 |
| Kamakura, JP | 2 | 1995 |
| Ibaraki, JP | 1 | 2010 |