LexDanaLexDanabeta
Inventor

Yoshiyuki Sasaki

Inventor
Tokyo, JP

Overview

77→
Patents
1976–2013
Patent span
Physics
Primary field (CPC G)

Patents· 77 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 transducer37%
D02GCrimping or curling fibres, filaments, threads, or yarns8%
Y10TTechnical subjects covered by former us classification8%
G06FElectric digital data processing7%
H04NPictorial communication, e.g. television5%
D03DWoven fabrics4%
D10BIndexing scheme associated with sublasses of section d, relating to textiles4%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons3%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
8,526,283'Method and apparatus of recording information in reduced waiting time'20138,108,600'Data storage apparatus that appropriately revises FDCB information during background formatting'20128,059,512'Information recording medium, recording method, data structure, information recording apparatus, program, and recording medium'20118,009,538'Information recording method, information recording apparatus, information recording program and recording medium storing information recording program'20118,000,201'Information recording system with information recording and reproducing apparatus having a data recorder'20117,995,438'Reproducing method, optical disk apparatus, program and computer readable information recording medium'20117,990,808'Performing error-free access operation on multi-layered disc'20117,983,123'Methods of defect management and reproduction, program and recording medium, and apparatuses for information recording and information reproduction'20117,808,864'Information reproducing method and apparatus'20107,797,478'Data storage apparatus that appropriately revises FDCB information during background formatting'20107,697,835'Imaging apparatus'20107,663,989'Method of setting defect management information, method of recording data, computer program product, computer readable storage medium, and information recording apparatus that properly records plural types of data for different uses on the same information recording medium'20107,643,383'Multiple layers optical recording for recording data over two or more layers'20107,613,867'Information recording apparatus, information recording method and recording medium recording program'20097,596,063'Defect management method, reproduction method, recording medium, information recording apparatus, and information reproduction apparatus'20097,593,297'Information reproducing method and apparatus'20097,586,821'Data storage apparatus that either certifies a recording medium in the background or verifies data written in the recording medium'20097,555,626'Information reproducing apparatus, data management information obtaining method, data management information obtaining program, and storage medium'20097,545,728'Data management information obtaining method for obtaining data management information including information concerning part of data areas as information concerning a pseudo area'20097,508,740'Information recording method, information recording apparatus, information recording program and recording medium storing information recording program'20097,464,244'Information reproducing apparatus, data management information obtaining method, data management information obtaining program, and storage medium'20087,447,135'Information-processing apparatus, information-recording apparatus, information-processing system, information-recording method, program for information recording, and storage medium'20087,441,076'Data storage apparatus that appropriately revises FDCB information during background formatting'20087,426,165'Method and apparatus of recording information in reduced waiting time'20087,403,469'Data management information obtaining method for obtaining data management information including information concerning part of data areas as information concerning a pseudo area'20087,400,565'Reproduction method, a program, a recording medium, and a drive apparatus'20087,324,422'Information storage method that assures compatibility of writable medium with read only medium'20087,274,637'Apparatus and method of storing information'20077,260,701'Information reproducing apparatus, data management information obtaining method, data management information obtaining program, and storage medium'20077,228,376'Recording of information on recording medium having temporary space area'20077,209,432'Data management information obtaining method for obtaining data management information including information concerning part of data areas as information concerning a pseudo area'20077,184,390'Data management information obtaining method for obtaining data management information including information concerning part of data areas as information concerning a pseudo area'20077,180,841'Recording method, recording medium, program, information recording medium, and information recording device'20077,164,640'Information storage method that assures compatibility of writable medium with read only medium'20077,133,339'Data storage apparatus that either certifies a recording medium in the background or verifies data written in the recording medium'20067,072,255'Information recording method, information recording apparatus, information recording program and recording medium storing information recording program'20067,050,384'Data management information obtaining method for obtaining data management information including information concerning part of data areas as information concerning a pseudo area'20067,016,289'Information-processing apparatus, information-recording apparatus, information-processing system, information- recording method, program for information recording, and storage medium'20066,996,666'Data storage apparatus that appropriately revises FDCB information during background formatting'20066,958,960'Information reproducing method and apparatus'20056,918,003'Information reproducing apparatus, data management information obtaining method, data management information obtaining program, and storage medium'20056,864,014'Connecting structure of conductive connecting tab of battery'20056,718,837'Driving unit for pressure application shaft in a welding apparatus'20046,711,106'Information reproducing method and apparatus'20046,351,507'Reproducing apparatus capable of generating clock signal synchronized in phase with reproduced data'20026,229,950'Reproducing apparatus capable of controlling reproduction equalizing characteristic'20016,222,694'Reproduction apparatus having reduced decoding error rate'20016,180,094'Remedies for hyperphosphatemia'20016,118,606'Apparatus for generating a signal whose phase is synchronized with an inputted digital signal'20006,031,678'Reproducing apparatus settable in a search reproduction mode from operation in a normal reproduction mode'20005,991,105'Recording apparatus wherein the recording circuit uses a first power supply or a second power supply'19995,923,707'Reproducing apparatus capable of generating clock signal synchronized in phase with reproduced data'19995,887,030'Data reproducing apparatus having equalization characteristics which can be controlled'19995,835,666'Reproducing apparatus including equalizing means which equalizes a reproduced signal when the signal is between a first and second level and varies the response speed'19985,774,290'Reproducing apparatus for varying clock frequencies based upon azimuth angles of a plurality of heads'19985,575,075'Thickness detecting device'19965,385,784'Deeply dyed polyester fabric'19955,313,774'Blended synthetic short fiber yarn fabric'19945,010,404'Characteristics corrector'19914,969,322'Ultra-soft and flat multifilament yarn and process for the production thereof'19904,874,658'Synthetic filament-reinforced polymer material sheet and process for producing the same'19894,835,956'Bulky flat yarn of silky touch and a process for manufacturing the same'19894,756,926'Process for preparation of electroconductive composite fiber'19884,743,505'Electroconductive composite fiber and process for preparation thereof'19884,698,260'Polyester yarn'19874,694,305'Multi-colored stacked cassettes thermal printer'19874,684,566'Polyester yarn and fabric made of the same'19874,539,242'Pile fabric with non-mushroom shaped cut ends'19854,406,772'Hydroconversion of heavy hydrocarbon oils'19834,403,094'Deep-dyeable polyester fiber'19834,307,565'Spun yarn-like textured composite yarn and a process for manufacturing the same'19814,265,082'Spun-like yarn and a process for manufacturing the same'19814,244,171'Bulkable filamentary yarn'19814,209,559'Linear crystalline terephthalate polyester yarn and textile goods made therefrom'19804,192,041'Method and apparatus for forming a sliver'19804,086,751'Process for producing a fused false twisted continuous filament yarn having crispness characteristics of hard high-twist yarn'19783,946,548'Bulky multifilament yarn and process for manufacturing the same'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1995Patents assigned to TEIJIN LTD (18)· patent assignee history
1976–1995Based in Takatsuki, JP· patent location history
1996–2013Based in Tokyo, JP· patent location history
1998–2002Patents assigned to CANON KK (10)· patent assignee history
1998–2001Based in Kanagawa, JP· patent location history
1999–2001Based in Yokohama, JP· patent location history
2004–2010Patents assigned to RICOH KK (34)· patent assignee history
2010Based in Machida, JP· patent location history
2011–2013Patents assigned to RICOH CO LTD (8)· patent assignee history
2011–2013Patents assigned to SASAKI YOSHIYUKI (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK342004–2010
TEIJIN LTD181976–1995
CANON KK101998–2002
RICOH CO LTD82011–2013
SASAKI YOSHIYUKIself32011–2013
Locations
LocationPatentsSpan
Tokyo, JP431996–2013
Takatsuki, JP181976–1995
Kanagawa, JP51998–2001
Yokohama, JP41999–2001
Machida, JP12010