LexDanaLexDanabeta
Inventor

Kenji Ogasawara

Inventor
Chiba, JP

Overview

83→
Patents
1992–2020
Patent span
Physics
Primary field (CPC G)

Patents· 83 as inventor

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

G04Cprimary
G04CElectromechanical clocks or watches21%
G11BInformation storage based on relative movement between record carrier and transducer15%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters9%
G04GElectronic time-pieces9%
G04FTime-interval measuring6%
G06FElectric digital data processing4%
G03GElectrography4%
G04BMechanically-driven clocks or watches4%
G04RRadio-controlled time-pieces4%
H04NPictorial communication, e.g. television3%
PatentTitleYear
10,616,430Image scanning device, multifuction peripheral, image scanning method, and non-transitory computer-readable medium202010,498,916Image scanning device, multifunction peripheral, image scanning method, and non-transitory computer-readable medium201910,375,262Image scanning device, multifunction peripheral, image scanning method, and non-transitory computer-readable medium201910,180,662Electronic timepiece and program201910,067,480Time correction system, electronic device, timepiece, and program201810,037,009Movement and electronic timepiece20189,971,310Movement and electronic timepiece20189,971,304Movement and electronic timepiece20189,941,733Electronic device, communication system, and method of controlling electronic device20189,800,333'Electronic device, communication method and recording medium'20179,709,962'Time correction system, electronic device, timepiece, and program'20179,442,465'Electronic timepiece and control method of electronic timepiece'20169,190,941'Stepping motor control circuit, movement, and analog electronic timepiece'20159,182,746'Stepping motor control circuit, movement and analog electronic timepiece'20159,086,685'Stepping motor control circuit, movement, and analogue electronic timepiece'20158,873,344'Power consumption control device, timepiece device, electronic device, power consumption control method, power consumption control program'20148,848,226'Printing apparatus, printing system, and printing method for managing a print job queue with a timer'20148,810,186'Motor drive device, timepiece device, and electronic device'20148,721,170'Stepping motor control circuit, movement, and analogue electronic timepiece'20148,699,304'Electronic device, electronic device control method, and electronic device control program'20148,576,437'Image forming apparatus and method for printing variable contents and attributes associated therewith'20138,569,991'Stepping motor control circuit and analogue electronic watch'20138,406,086'Electronic timepiece'20138,391,740'Image forming apparatus having display device'20138,351,303'Stepping motor controller and analog electronic timepiece'20138,335,135'Stepping motor control circuit and analogue electronic timepiece'20128,319,468'Stepping motor control circuit and analogue electronic timepiece'20128,295,131'Chronograph timepiece'20128,289,816'Chronograph timepiece'20128,284,438'Image forming apparatus and image forming method for printing a sequential pattern'20128,274,863'Chronograph timepiece'20128,233,166'Image forming apparatus, method for forming image, and program'20128,223,594'Chronograph timepiece'20128,215,827'Chronograph timepiece'20128,213,268'Chronograph timepiece'20128,208,157'System and apparatus for authorizing access to a network and a method of using the same'20128,139,445'Stepping motor control circuit and analog electronic watch'20128,111,033'Stepping motor control circuit and analog electronic timepiece'20128,094,327'Image processing device, image processing method, computer readable recording medium stored with image processing program, image processing system, and image forming device'20128,064,294'Analogue electronic clock and motor control circuit'20117,990,565'Recording system and recording method for recording sound and images on sound paper'20117,738,321'Radio-controlled timepiece'20107,685,532'Data input device, image processing device, data input method and computer readable recording medium on which data input program is recorded'20107,673,079'Peripheral accessory specification identification and transmission'20107,653,772'Control system, electronic device and image forming apparatus'20107,613,525'Disk device for serial communication and method of controlling the same'20097,606,116'Analogue electronic clock and motor control circuit'20097,583,565'Electronic timepiece'20097,538,513'Step motor drive circuit and analog electronic timepiece'20097,492,671'Analog radio-controlled timepiece'20097,457,065'Systems and methods for hard disk drive optimization and manufacturing'20087,283,428'Step motor drive unit and analog electronic timepiece'20077,242,551'Method for inspecting track pitch in a magnetic disk'20077,133,237'Servo information write method, data storage device, and programs'20067,092,317'Chronograph timepiece'20067,054,090'Data storage device, recording medium, servo writing method, and data reading/writing method'20067,019,933'Servo information write method, servo control method, data storage device, and program'20066,891,692'Disk drive apparatus, head position control method, and hard disk drive'20056,781,922'Electronic timepiece'20046,645,630'Epoxy resin composition, prepreg and multilayer printed-wiring board'20036,515,813'Method for controlling servo information detection timing and rotational speed of disk, and disk drive'20036,510,108'Electronic timepiece'20036,466,387'Data recording disk and disk drive device for reducing wasted space on a data recording disk'20026,403,690'Flame retardant resin composition'20026,381,702'Electronic clock'20026,252,824'Electronic time piece with a bearing detector'20016,236,527'Disk drive with actuator load/unload controller'20016,229,663'Disk drive loading/unloading apparatus and method for controlling the apparatus'20016,172,942'Analog electronic watch'20016,143,369'Process of impregnating substrate and impregnated substrate'20006,108,157'Head mechanism control apparatus, disk drive, and head unload control method'20006,091,566'Magnetoresistive head and hard drive system having offsets from center of the servo area to minimize microjogging'20005,905,603'Magnetic recording medium magnetic head positioning method, and magnetic recording apparatus'19995,815,332'Recording medium having improved servo compensation and method for same'19985,812,338'Method and apparatus for indicating start of servo information on a recording medium'19985,754,355'Disk drive apparatus and read error recovery method in a disk drive apparatus'19985,705,770'Thermoelectric module and method of controlling a thermoelectric module'19985,696,643'Disk drive apparatus and read error recovery method in a disk drive apparatus'19975,687,038'Servo method and device for controlling head position for a hard disk drive'19975,561,566'Information recording disk and drive system using no sector ID to increase data storage capacity'19965,499,220'Electronic timepiece'19965,279,895'Polyimide composition and prepreg and laminate thereof'19945,117,320'Magnetostrictive head with d.c. bias magnetic field'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2019Patents assigned to SEIKO INSTR INC (44)· patent assignee history
1996–2019Based in Chiba, JP· patent location history
1996–2008Based in Fujisawa, JP· patent location history
1998–2009Based in Kanagawa, JP· patent location history
2011–2014Patents assigned to OGASAWARA KENJI (24)· patent assignee history
2011–2014Patents assigned to MANAKA SABURO (17)· patent assignee history
2011–2013Based in Kawaguchi, JP· patent location history
2012–2014Patents assigned to HONMURA KEISHI (16)· patent assignee history
2012–2014Patents assigned to SAKUMOTO KAZUMI (16)· patent assignee history
2019–2020Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO INSTR INC441996–2019
OGASAWARA KENJIself242011–2014
MANAKA SABURO172011–2014
HONMURA KEISHI162012–2014
SAKUMOTO KAZUMI162012–2014
Locations
LocationPatentsSpan
Chiba, JP441996–2019
Fujisawa, JP151996–2008
Kawaguchi, JP52011–2013
Kanagawa, JP41998–2009
Sakai, JP32019–2020