Inventor
Shunji Ohara
Inventor
Higashiosaka, JP
Overview
Patents· 69 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 transducer63%
Y02PClimate change mitigation technologies in the production or processing of goods4%
H01GCapacitors3%
H01LSemiconductor devices3%
H04LTransmission of digital information, e.g. telegraphic communication3%
H10KOrganic electric solid-state devices3%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution3%
G02BOptical elements, systems or apparatus2%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes2%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form1%
PatentTitleYear
11,101,079Solar cell and solar cell manufacturing method202110,297,395Solar cell20199,337,379'Method for manufacturing solar cell, and solar cell'20168,887,252'Information providing system and design information providing server'20148,151,331'Information providing system and design information providing server'20127,698,743'Authentication server, method and system for detecting unauthorized terminal'20107,158,458'Method and apparatus for recording/reproducing information with respect to optical recording medium'2007RE039163'Recording defect substitution method for a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium'20066,952,384'Optical disk apparatus and method for setting control parameters'20056,938,162'Optical disk, optical disk recording and reproducing apparatus, method for recording, reproducing and deleting data on optical disk, and information processing system'20056,906,988'Method and apparatus for recording/reproducing information with respect to optical recording medium'2005RE038706'Recording defect substitution method of a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium'2005RE038611'Method for substituting defective recording of discoid recording medium and discoid recording medium recording and reproducing device'20046,735,158'Multilayer optical disk, and method and device for recording optical information thereon'20046,683,834'Information recording method, information recording/reproducing apparatus, and information recording medium'20046,606,294'Optical disk having read-only and rewritable areas'20036,587,414'Information recording method, information recording/reproducing apparatus, and information recording medium'20036,560,187'Information recording method, information recording/reproducing apparatus, and information recording medium'20036,549,499'Recording defect substitution method for a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium'20036,496,455'Recording defect substitution method for a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium'20026,469,980'Optical disk and a recording/reproduction apparatus using multiple address block groups shifted oppositely with multiple address blocks and non-pit data'20026,456,585'Optical disk and a recording/reproduction apparatus using multiple address block groups shifted oppositely with multiple address blocks having clock synchronization, address number and address ID'20026,452,884'Information recording method, information recording/reproducing apparatus, and information recording medium'20026,438,096'Optical disk and a recording/reproduction apparatus using multiple address block groups shifted oppositely with multiple address blocks and clock synchronization'20026,430,129'Information recording method, information recording/reproducing apparatus, and information recording medium'20026,418,111'Optical disk compatible with read-only disk and having read-only and rewritable areas with overlapping formats'20026,396,778'Optical disk and a recording/reproduction apparatus thereof'20026,396,798'Optical disc with a rewritable area and a read-only area'20026,373,815'Optical disc having oscillating lands and grooves'20026,351,447'Recording defect substitution method for a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium'20026,317,407'Optical disk having read-only and rewritable areas with overlapping formats'20016,314,078'Recording defect substitution method for a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium'20016,301,220'Recording defect substitution method for a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium'20016,175,549'Recording defect substitution method of a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium'20016,172,960'Optical disk and recording/reproducing apparatus using multiple address block groups shifted oppositely with multiple address blocks'20016,167,022'Optical disc having oscillating land and grooves'20006,160,770'Information recording method, information recording/reproducing apparatus, and information recording medium'20006,137,768'Optical disc having oscillating lands and grooves'20006,134,214'Method for substituting defective recording of discoid recording medium and discoid recording medium recording and reproducing device'20006,097,683'Information recording/reproducing apparatus and a method of recording information onto an information recording/reproducing media having a plurality of storage medium types and recording modes'20006,078,559'Optical disk having read-only and rewritable areas with overlapping formats'20005,933,410'Optical disc and optical disc driving apparatus'19995,930,225'Two-layer optical disk'19995,923,640'Optical disc with a rewritable area and a read-only area'19995,898,654'Optical disk and optical disk apparatus having a predetermined pattern of marks on tracks such that a reproduced signal is caused to jitter'19995,872,767'Optical disk and an optical disk recording/reproduction device having address blocks located on boundary lines between adjoining tracks'19995,862,112'Optical disk and an optical disk recording reproduction device'19995,850,382'Optical disk having a rewritable area and a read-only area'19985,838,658'Optical disc'19985,835,479'Optical information recording medium'19985,809,007'Optical disk and optical disk reproduction apparatus'19985,729,525'Two-layer optical disk'19985,544,137'Optical disc record/playback apparatus'19965,375,111'Optical information recording medium, and audio and video information recording method'19945,140,580'Optical disk apparatus operative with optimal recording power setting'19925,128,911'Optical disc reproducing apparatus having an automatic gain control circuit'19925,119,363'Optical disk having an index mark'19924,929,823'Optical pickup head with holographic servo signal detection using a spot size detection system'19904,759,006'Abnormal track skipping detection and control arrangement'19884,724,533'Optical head'19884,700,336'Optical recording and playback apparatus using plural light spots'19874,689,780'Optical recording and reproducing head'19874,679,184'Optical recording and reproducing apparatus having erasing beam spot with asymmetrical intensity distribution'19874,566,088'Optical and reversible recording and reproducing apparatus'19864,564,931'Optical recording and reproducing head'19864,546,462'Optical data recording and reproducing apparatus'19854,545,044'Method and apparatus for optically recording and reproducing information'19854,535,439'Optical having index mark and sector mark'19854,509,156'Semiconductor laser driving system'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–2007Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (63)· patent assignee history
1985–2007Based in Higashiosaka, JP· patent location history
1985–2019Based in Osaka, JP· patent location history
1998–2002Patents assigned to MITSUBISHI ELECTRIC CORP (4)· patent assignee history
2000–2002Based in Higashioska, JP· patent location history
2010–2014Patents assigned to PANASONIC CORP (3)· patent assignee history
2012–2014Patents assigned to KATAYAMA TAKASHI (2)· patent assignee history
2016–2021Patents assigned to SEKISUI CHEMICAL CO LTD (3)· patent assignee history
2021Based in Osaka-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 63 | 1985–2007 |
| MITSUBISHI ELECTRIC CORP | 4 | 1998–2002 |
| PANASONIC CORP | 3 | 2010–2014 |
| SEKISUI CHEMICAL CO LTD | 3 | 2016–2021 |
| KATAYAMA TAKASHI | 2 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Higashiosaka, JP | 52 | 1985–2007 |
| Osaka, JP | 13 | 1985–2019 |
| Higashioska, JP | 3 | 2000–2002 |
| Osaka-shi, JP | 1 | 2021 |