Inventor

Nobuyuki Kasama

Inventor

Chiba, JP

Overview

1996–2019

Patent span

Physics

Primary field (CPC G)

Patents· 63 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B82Yprimary

B82YSpecific uses or applications of nanostructures28%

G11BInformation storage based on relative movement between record carrier and transducer25%

G01QScanning-probe techniques or apparatus15%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

G02BOptical elements, systems or apparatus7%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h103%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers2%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein2%

H04NPictorial communication, e.g. television2%

G06VImage or video recognition or understanding1%

PatentTitleYear

10,453,723Gas purge filter2019 8,787,128'Near-field optical head having tapered hole for guiding light beam'2014 8,397,917'Semiconductor wafer container'2013 8,320,228'Near-field optical head having tapered hole for guiding light beam'2012 8,289,819'Information reproducing apparatus and information reproducing method'2012 8,079,477'Wafer container with cushion sheets'2011 7,819,252'Wafer container with cushion sheet'2010 7,630,287'Near field optical head and optical recording device'2009 7,602,692'Near-field optical probe for reproducing information on a recording medium using near-field light'2009 7,599,277'Near-field optical head having tapered hole for guiding light beam'2009 7,588,150'Wafer container with cushion sheets'2009 7,525,880'Near-field information reproducing apparatus and near-field information reproducing method'2009 7,496,250'Optical microcantilever'2009 7,366,060'Method for forming optical aperture, near-field optical head, method for fabricating near-field optical head, and information recording/reading apparatus'2008 7,301,888'Recording apparatus'2007 7,240,541'Optical microcantilever, manufacturing method thereof, and optical microcantilever holder'2007 7,150,185'Optical microcantilever'2006 7,057,998'Near-field optical head'2006 7,054,239'Recording medium, information recording device, and information reproducing device'2006 7,054,255'Near field information recording/reproduction apparatus having waveguide with reflection surface'2006 7,042,829'Recording apparatus'2006 7,034,277'Near-field light-generating element for producing localized near-field light, near-field optical recording device, and near-field optical microscope'2006 7,032,427'Method for forming optical aperture, near-field optical head, method for fabricating near-field optical head, and information recording/reading apparatus'2006 7,015,455'Near-field optical probe'2006 7,010,949'Apparatus for forming optical aperture'2006 6,950,385'Information recording apparatus'2005 6,914,873'Recording apparatus'2005 6,881,947'Near-field optical probe'2005 6,856,473'Method of fabricating optical aperture and method of fabricating probe for near field light device'2005 6,834,537'Optical microcantilever'2004 6,831,887'Recording medium having information reproducible using near-field light'2004 6,785,201'Optical information recording and reading apparatus'2004 6,768,095'Near-field optical probe having cantilever and probe formed of transparent material, method for manufacturing near-field optical probe, and optical apparatus having near-field optical probe'2004 6,754,163'Recording apparatus'2004 6,747,265'Optical cantilever having light shielding film and method of fabricating the same'2004 6,744,030'Optical waveguide probe and manufacturing method of the same, and scanning near-field optical microscope'2004 6,744,708'Near-field optical head'2004 6,738,338'Near-field optical head, method of fabricating same, and optical drive using same'2004 6,724,718'Near field optical head and method for manufacturing thereof'2004 6,697,322'Recording medium, optical recording device utilizing recording medium, and method of manufacturing recording medium'2004 6,689,545'Method of fabricating near-field light-generating element'2004 6,684,676'Apparatus for forming optical aperture'2004 6,631,227'Information recording and reproducing apparatus'2003 6,625,109'Near-field optical head and head support assembly having near-field optical head'2003 6,587,426'Recording medium having information reproducible using near-field light'2003 6,580,677'Information recording medium and information reproducing apparatus'2003 6,567,373'Optical head'2003 6,563,782'INFORMATION RECORDING MEDIUM HAVING DOUBLE-LAYER STRUCTURE, AND INFORMATION REPRODUCING APPARATUS AND INFORMATION RECORDING AND REPRODUCING APPARATUS UTILIZING INFORMATION RECORDING MEDIUM HAVING DOUBLE-LAYER STRUCTURE'2003 6,528,780'Optical probe for proximity field'2003 6,479,816'Near-field optical probe'2002 6,473,384'Near field optical head having flexible structure'2002 6,466,537'Recording apparatus'2002 6,448,543'Near field optical head and reproduction method'2002 6,429,419'Near-field optical head'2002 6,376,827'Near field optical memory head'2002 6,370,306'Optical waveguide probe and its manufacturing method'2002 5,854,707'Polarizing type optical apparatus'1998 5,800,033'Image projecting apparatus'1998 5,694,182'Optically addressed spatial light modulating system and method for driving the system'1997 5,619,596'Method and apparatus for optical pattern recognition'1997 5,577,826'Reflecting type color image projecting apparatus'1996 5,555,115'Optically addressed spatial light modulating system bias light source and method for driving the system'1996 5,544,252'Rangefinding/autofocusing device of joint transform correlation type and driving method thereof'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2014Patents assigned to SEIKO INSTR INC (57)· patent assignee history

1996–2014Based in Chiba, JP· patent location history

1996–2019Based in Tokyo, JP· patent location history

2002Based in Mihama-ku, JP· patent location history

2004Based in Chiba-shi, JP· patent location history

2009–2019Patents assigned to MIRAIAL CO LTD (5)· patent assignee history

2011–2013Patents assigned to KASAMA NOBUYUKI (4)· patent assignee history

2012Patents assigned to CHIBA NORIO (2)· patent assignee history

2012Patents assigned to KATO KENJI (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEIKO INSTR INC	57	1996–2014
MIRAIAL CO LTD	5	2009–2019
KASAMA NOBUYUKIself	4	2011–2013
CHIBA NORIO	2	2012
KATO KENJI	2	2012

Locations

Location	Patents	Span
Chiba, JP	53	1996–2014
Tokyo, JP	8	1996–2019
Chiba-shi, JP	1	2004
Mihama-ku, JP	1	2002