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Inventor

Koji Fujii

Inventor
Osaka, JP

Overview

41→
Patents
1993–2021
Patent span
Physics
Primary field (CPC G)

Patents· 41 as inventor

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

B23Kprimary
B23KSoldering or unsoldering16%
G06FElectric digital data processing13%
G03GElectrography10%
H01JElectric discharge tubes or discharge lamps7%
H03KPulse technique6%
G06VImage or video recognition or understanding4%
B62DMotor vehicles3%
G02BOptical elements, systems or apparatus3%
G06TImage data processing or generation, in general3%
H04NPictorial communication, e.g. television3%
PatentTitleYear
11,128,762Information processing device and fault presumption method202111,090,007Residual anaerobic work capacity calculating method and residual anaerobic work capacity calculating apparatus202110,071,219Anesthetic tank, and system for preventing erroneous anesthetic injection20189,727,796'Parking assistance system and parking assistance method'20179,262,121'Storage control device, electronic apparatus, storage medium, and storage control method'20169,199,488'Image forming apparatus and image formation method'20159,037,053'Image forming apparatus including transfer belt'20158,967,372'Image forming apparatus and method of detecting index for use in image forming apparatus'20158,676,069'Image forming apparatus'20148,478,150'Image forming apparatus and method for controlling same'20138,032,042'Developing bias control device capable of properly controlling developing bias voltage'20117,979,011'Image forming apparatus having a photoconductive drum'20117,614,687'Pillar construction for vehicle'20097,480,785'Parallel processing device and parallel processing method'20097,394,052'Parallel processing logic circuit for sensor signal processing'20087,187,785'Image processing method and apparatus'20077,172,383'Wafer transfer equipment and semiconductor device manufacturing apparatus using wafer transfer equipment'20077,138,703'Preventive film for polarizer and polarizing plate using the same'20067,019,563'Waveform shaping circuit'20066,998,572'Light energy processing device and method'20066,943,491'Picture tube device having lead electrode with a curved shape'20056,943,489'High resolution CRT device comprising a cold cathode electron gun'20056,914,373'Electron lens and structure for a cold cathode of a cathode ray tube'20056,794,822'Field emission electron source, electron gun and cathode ray tube device using the same'20046,791,061'Optical machining device'20046,661,166'Electron gun and cathode-ray tube'20036,518,536'Joining equipment'20036,426,261'Logic circuit and its fabrication method'20026,320,418'Self-timed pipelined datapath system and asynchronous signal control circuit'20016,294,753'Resistance welding machine control method'20016,225,827'Dynamic logic circuit and self-timed pipelined datapath system'20016,140,825'Method and apparatus for evaluating quality of resistance welds'20006,140,836'Self-timed pipelined datapath system and asynchronous signal control circuit'20006,111,427'Logic circuit having different threshold voltage transistors and its fabrication method'20006,057,523'Method of controlling welding conditions of a resistance welder'20005,892,197'Control apparatus for resistance welding machine'19995,852,273'Resistance welding controller and method including thermal conduction simulation of weld nugget condition'19985,397,871'Light beam heating system with inert gas shield'19955,343,011'Resistance welding monitor'19945,335,309'Light-beam heating apparatus'19945,228,109'Light beam heating apparatus and method utilizing a fiber optic cable with random fiber array'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2006Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (17)· patent assignee history
1993–2021Based in Osaka, JP· patent location history
2000–2021Patents assigned to NIPPON TELEGRAPH & TELEPHONE (10)· patent assignee history
2000–2021Based in Tokyo, JP· patent location history
2000–2002Based in Zama, JP· patent location history
2004–2005Based in Kashihara, JP· patent location history
2006–2017Based in Kanagawa, JP· patent location history
2011–2014Patents assigned to KYOCERA MITA CORP (4)· patent assignee history
2013–2015Patents assigned to FUJII KOJI (3)· patent assignee history
2015–2021Patents assigned to KYOCERA DOCUMENT SOLUTIONS INC (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD171993–2006
NIPPON TELEGRAPH & TELEPHONE102000–2021
KYOCERA DOCUMENT SOLUTIONS INC52015–2021
KYOCERA MITA CORP42011–2014
FUJII KOJIself32013–2015
Locations
LocationPatentsSpan
Osaka, JP211993–2021
Tokyo, JP52000–2021
Kanagawa, JP52006–2017
Kashihara, JP42004–2005
Zama, JP22000–2002