Inventor

Kenichi Nakajima

Inventor

Suwa, JP

Overview

66→

Patents

1994–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 66 as inventor

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

B41Jprimary

B41JTypewriters16%

H04NPictorial communication, e.g. television12%

B41DApparatus for the mechanical reproduction of printing surfaces for stereotype printing5%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables5%

G04CElectromechanical clocks or watches5%

G06FElectric digital data processing5%

G09GArrangements or circuits for control of indicating devices using static means to present variable information3%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy3%

H02JElectric power networks3%

LOC183%

PatentTitleYear

11,097,915Image forming apparatus2021 10,741,884Automatically programmable battery protection system and related methods2020 10,734,463Color-insensitive window coatings for ambient light sensors2020 10,700,390Automatically programmable battery protection system and related methods2020 10,646,182Information processing apparatus that calculates index indicating probability of event occurring to patient in future2020 10,412,296Camera using preview image to select exposure2019 10,300,943Vehicle steering apparatus2019 10,265,977Tape cartridge and tape feeding apparatus2019 10,205,197Automatically programmable battery protection system and related methods2019 10,142,536Camera using preview image to select exposure2018 10,098,608Information processing apparatus for calculating index for supporting diagnosis of subject2018 10,094,708Light sensor windows for electronic devices2018 9,821,575'Sheet cartridge, label creation apparatus, and control method for label creation apparatus'2017 9,819,852'Camera using preview image to select exposure'2017 9,789,713'Tape cartridge and tape feeding apparatus'2017 9,701,334'Vehicle steering device'2017 9,645,008'Light sensor windows for electronic devices'2017 9,586,423'Tape cartridge and tape feeding apparatus'2017 9,145,008'Sheet cartridge, label creation apparatus, and control method for label creation apparatus'2015 9,090,108'Tape printing apparatus with set position regulation section'2015 9,022,674'Tape feeding apparatus and tape printing apparatus'2015 9,007,307'Method and apparatus for enhancing keycap legend visibility in low light conditions'2015 8,905,661'Medium feeder and printer including the same'2014 8,713,961'Outdoor unit'2014 8,488,015'Camera using preview image to select exposure'2013 8,342,219'Tape placement apparatus and tape printer provided therewith'2013 D0662971'Label printer'2012 8,210,574'Refrigerant distributor'2012 D0660352'Tape cartridge for a label printer'2012 8,096,717'Feed drive device for printer and printer'2012 8,061,915'Tape processing apparatus'2011 8,059,187'Image capturing apparatus'2011 7,761,000'Imaging device'2010 7,744,297'Sticky note printer and method of controlling the same'2010 7,636,109'Digital camera'2009 7,630,017'On-screen display circuit'2009 7,509,042'Digital camera, image capture method, and image capture control program'2009 7,106,362'Semiconductor integrated circuit and adjustment method thereof'2006 7,008,040'Ink jet printer and image printing system as well as printing methods therefor'2006 6,894,469'Power supply circuit'2005 6,791,309'Limiter circuit'2004 6,710,821'White balance adjusting apparatus'2004 6,687,191'Calendar timepiece'2004 6,642,634'Vertical ramp wave generating circuit'2003 D0480417'Printer'2003 6,582,118'Electronic timepiece having transmission wheel rotational position detecting apparatus'2003 6,584,040'Electronic timepiece'2003 6,530,633'Card printing method and apparatus'2003 6,491,461'Tape printing apparatus, tape cartridge and tape printing apparatus including the tape cartridge, and tape cutting device'2002 6,400,651'Coil block protection structure and electronic device having coil block protection structure'2002 6,394,645'Electronic watch with correcting mechanism'2002 6,254,123'Mounting structure for use with a head-protecting airbag body'2001 6,151,821'Road sign'2000 6,152,624'Stamp-making apparatus, as well as function changeover mechanism, exposure system and stamp-making object material-detecting device therefor'2000 6,132,119'Tape cartridge and tape printing apparatus'2000 6,088,300'Calendar electronic timepiece'2000 6,088,302'Electronic timepiece'2000 6,062,749'Dial input device'2000 6,025,051'Plate-making strip and a plate making-strip group, as well as a printer apparatus therefor'2000 6,016,749'Stamp-making apparatus, as well as function changeover mechanism, exposure system and stamp-making object material-detecting device therefor'2000 6,006,661'Stamp-making apparatus, as well as function changeover mechanism, exposure system and stamp-making object material-detecting device therefor'1999 5,934,191'Electronic apparatus'1999 5,779,373'Ribbon cartridge device for electronic equipment'1998 5,520,382'Sheet transfer device operative against sheet with flexible transfer force'1996 5,425,399'Weft picking system for jet loom with device for deforming a weft yarn slackened portion'1995 5,278,364'Rotary switch'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2019Patents assigned to SEIKO EPSON CORP (25)· patent assignee history

1994–2019Based in Suwa, JP· patent location history

1998–2000Patents assigned to KING JIM CO LTD (5)· patent assignee history

1999–2013Based in Nagano, JP· patent location history

2000–2015Patents assigned to NAKAJIMA KENICHI (11)· patent assignee history

2000–2004Patents assigned to SEIKO INSTR INC (7)· patent assignee history

2000–2004Based in Chiba, JP· patent location history

2003–2014Patents assigned to SANYO ELECTRIC CO (8)· patent assignee history

2004–2020Based in Hanyu, JP· patent location history

2009–2019Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEIKO EPSON CORP	25	1994–2019
NAKAJIMA KENICHIself	11	2000–2015
SANYO ELECTRIC CO	8	2003–2014
SEIKO INSTR INC	7	2000–2004
KING JIM CO LTD	5	1998–2000

Locations

Location	Patents	Span
Suwa, JP	22	1994–2019
Kanagawa, JP	8	2009–2019
Hanyu, JP	7	2004–2020
Chiba, JP	7	2000–2004
Nagano, JP	4	1999–2013