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Inventor

Masato Higashi

Inventor
Tokyo, JP

Overview

11→
Patents
1978–2007
Patent span
Physics
Primary field (CPC G)

Patents· 11 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television29%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation18%
G06KGraphical data reading12%
G11BInformation storage based on relative movement between record carrier and transducer12%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them6%
G03GElectrography6%
G04GElectronic time-pieces6%
G06FElectric digital data processing6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
7,181,458'Disk system and method of updating firmware'20077,177,247'Optical disc recording control method, drive, and recording system'20077,154,822'Optical disc recording control method, drive, and recording system for recording data in a pre-gap, all tracks, a lead-out area, a lead-in area, and a program memory area'20065,426,060'Method of inspecting image sensors'19955,329,149'Image sensor with non-light-transmissive layer having photosensing windows'19945,060,084'Single substrate semiconductor device for image sensing and printing'19915,021,824'Recording apparatus having a detachable recording material storing unit'19914,870,450'Laser imager'19894,862,512'Scanning type image reading apparatus'19894,607,950'Mark detection apparatus for a micro-roll film'19864,083,176'Time correcting system for electronic timepiece'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to SEIKO INSTR & ELECTRONICS (1)· patent assignee history
1978–1995Based in Tokyo, JP· patent location history
1986–1991Patents assigned to MINOLTA CAMERA KK (4)· patent assignee history
1989Based in Sagamihara, JP· patent location history
1991–1995Patents assigned to SEIKO INSTR INC (3)· patent assignee history
1991Based in Osaka, JP· patent location history
2006–2007Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (3)· patent assignee history
2006–2007Based in Matsuyama, JP· patent location history
2007Based in Ehime, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MINOLTA CAMERA KK41986–1991
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32006–2007
SEIKO INSTR INC31991–1995
SEIKO INSTR & ELECTRONICS11978
Locations
LocationPatentsSpan
Tokyo, JP41978–1995
Matsuyama, JP22006–2007
Sagamihara, JP21989
Ehime, JP12007
Osaka, JP11991