Inventor
Kenichi Uchino
Inventor
Tokyo, JP
Overview
Patents· 4 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 transducer38%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
C07DHeterocyclic compounds13%
H04LTransmission of digital information, e.g. telegraphic communication13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
5,926,626'Network bridge using only hardware to process media access control (MAC) packet-switching operations'19995,527,594'Optical tape'19965,233,575'Magneto-optical recording medium'19934,954,420'Metal-containing indoaniline compound and optical recording medium employing the compound'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1993Patents assigned to MITSUBISHI CHEM IND (2)· patent assignee history
1990–1993Based in Tama, JP· patent location history
1996Patents assigned to DIAFOIL HOECHST CO LTD (1)· patent assignee history
1996–1999Based in Tokyo, JP· patent location history
1999Patents assigned to OKI ELECTRIC IND CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI CHEM IND | 2 | 1990–1993 |
| DIAFOIL HOECHST CO LTD | 1 | 1996 |
| OKI ELECTRIC IND CO LTD | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 2 | 1996–1999 |
| Tama, JP | 2 | 1990–1993 |