Inventor
Kenji Gotoh
Inventor
Tokyo, JP
Overview
Patents· 19 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 transducer73%
B22FWorking metallic powder5%
C22CAlloys5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
G06TImage data processing or generation, in general5%
H04NPictorial communication, e.g. television5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
9,456,139'Imaging device, control method of the same and program'20166,493,306'Optical disk, optical disk drive apparatus, and optical disk tracking method'20026,466,530'Optical disk, optical disk drive apparatus, and optical disk tracking method'20026,464,747'Sintered cermet material for cutting tools and method for producing the same'20026,438,079'Optical disk, optical disk drive apparatus, and optical disk tracking method'20026,337,845'Optical disk format having a continuous recording area formed of alternating land and groove revolutions, optical disk drive apparatus, and optical disk tracking method'20026,337,839'Optical disk recording medium and optical disk drive apparatus'20026,307,821'Optical disk drive recording/reproduction apparatus and method for producing modified address data'20016,212,145'Optical disk drive recording/reproduction apparatus and method for producing modified address data'20016,201,775'Optical disk format having a continuous recording area formed of alternating land and groove revolutions, optical disk drive apparatus, and optical disk tracking method'20016,163,522'Optical recording medium having the physical address of sectors monotonically change along spiral tracks'20006,160,775'Optical disk drive recording/reproduction apparatus and method for producing modified address data'20006,097,684'Optical disk drive recording/reproduction apparatus and method for producing modified address data'20006,091,699'Optical disk format having a continuous recording area formed of alternating land and groove revolutions, optical disk drive apparatus, and optical disk tracking method'20005,946,285'Optical disk having a continuous information track formed of alternating land and groove track revolutions and a method of tracking the optical disk'19995,936,932'Optical recording medium having ID part shifting from the center of groove tracks'19995,933,410'Optical disc and optical disc driving apparatus'19995,878,868'Object inspection apparatus'19995,838,658'Optical disc'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2002Patents assigned to MITSUBISHI ELECTRIC CORP (16)· patent assignee history
1998–1999Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (2)· patent assignee history
1998–2002Based in Tokyo, JP· patent location history
1999Patents assigned to IKEGAMI TSUSHINKI KK (1)· patent assignee history
1999Based in Ibaraki, JP· patent location history
2002Patents assigned to AISIN SEIKI (1)· patent assignee history
2002Based in Kawachi-gun, JP· patent location history
2016Patents assigned to SONY CORP (1)· patent assignee history
2016Based in Chiba, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 16 | 1998–2002 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 2 | 1998–1999 |
| AISIN SEIKI | 1 | 2002 |
| IKEGAMI TSUSHINKI KK | 1 | 1999 |
| SONY CORP | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 16 | 1998–2002 |
| Chiba, JP | 1 | 2016 |
| Kawachi-gun, JP | 1 | 2002 |
| Ibaraki, JP | 1 | 1999 |