Inventor

Eiichi Hayashi

Inventor

Saitama, JP

Overview

1978–2018

Patent span

Electricity

Primary field (CPC H)

Patents· 48 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television22%

G02BOptical elements, systems or apparatus12%

Y10TTechnical subjects covered by former us classification11%

G03GElectrography8%

B29CShaping or joining of plastics6%

B29DProducing particular articles from plastics or from substances in a plastic state5%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%

H05KPrinted circuits5%

B29LIndexing scheme associated with subclass b29c, relating to particular articles4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

10,076,029Method for producing printed wiring board2018 9,547,152'Plastic optical element and optical scanner and imaging forming device including the same'2017 9,151,930'Plastic optical element, mold for forming the plastic optical element, light scanning device and image forming apparatus having the light scanning device'2015 9,060,456'Production method of multilayer printed wiring board and multilayer printed wiring board'2015 8,992,713'Process for producing multilayer printed wiring board'2015 8,873,124'Plastic optical element, optical scanner including the plastic optical element, and image forming apparatus including same'2014 8,824,035'Molded plastic part, method for molding plastic part, and optical scanning device using the molded plastic part'2014 8,749,863'Plastic article, method of shaping plastic article, and optical scanning device having plastic article'2014 8,743,444'Optical scanning device, image forming apparatus, scanning lens, and molding method of the scanning lens'2014 8,533,942'Production method of multilayer printed wiring board and multilayer printed wiring board'2013 8,457,530'Plastic optical element, optical scanning device, and image forming apparatus'2013 8,337,655'Process for producing multilayer printed wiring board'2012 8,089,674'Optical scanning apparatus, image forming apparatus, and scanning-line-change correcting method'2012 8,004,554'Plastic optical element, optical scanning device, and image forming apparatus using the optical scanning device'2011 8,004,553'Optical scanning device, optical scanning method, and image forming apparatus, using the optical scanning device'2011 7,898,739'Plastic optical element, nest structure, die, optical scan apparatus and image formation apparatus'2011 7,872,813'Optical element, optical scanning device, and image forming apparatus'2011 7,530,947'Lesion portion determining method of infrared observing system'2009 7,233,420'Mirror attachment structure for image-reading apparatus'2007 7,224,499'Dust-proof structure of image-reading device'2007 7,202,980'Mounting structure for inverter circuit board for light source lamp of image reader'2007 7,158,737'Carriage structure for image-reading device'2007 7,113,314'Support structure for reflectors on half rate carriage'2006 7,095,534'Method and device for positioning of platen glass of image reader'2006 7,079,295'Vibration damping mechanism of image processing device'2006 7,075,686'Carriage support structure for image processing apparatus'2006 6,906,313'Casing with shock absorbing devices for image reading device'2005 6,892,043'Method and device for pacing an image reader at a constant scanning speed'2005 6,879,413'Carriage driving mechanism in image processor'2005 6,841,769'Vibration attenuating mechanism and method for an image processing device'2005 6,748,193'Mechanism for retaining platen glass used to read original in course of being fed in image reader'2004 6,704,126'Image processor'2004 6,699,549'Heat-shrinkable multilayer film'2004 6,688,824'Carriage fixing screw housing structure'2004 6,684,044'Light source lamp for image reader'2004 6,381,041'Image processing having inertia weight for a rotary shaft'2002 6,328,274'Motor supporting structure'2001 6,220,106'Take-up pulley in an image processor'2001 6,144,465'Guiding mechanism for slidable movement of a carrier in an image processor'2000 6,108,505'Tension mechanism for carrier driving wire in an image processor'2000 6,091,517'Anchoring mechanism for a carrier driving wire in an image processor'2000 6,067,174'Image processor construction having an inboard carrier driving motor'2000 5,708,886'Camera'1998 5,336,549'Biaxially oriented laminated film'1994 4,486,100'Apparatus for feeding synthetic resin powder to screw extruder'1984 4,154,653'Process for the degradation of hydroxystyrene polymers'1979 4,071,534'Process for producing l-ascorbic acid-2-sulfate'1978 4,070,377'Process for producing L-ascorbic acid-2-sulfate'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2005Patents assigned to FUJI PHOTO OPTICAL CO LTD (13)· patent assignee history

2000–2005Based in Ohmiya, JP· patent location history

2004–2007Based in Saitama, JP· patent location history

2005–2007Patents assigned to FUJINON CORP (10)· patent assignee history

2011–2017Patents assigned to RICOH CO LTD (12)· patent assignee history

2011–2014Based in Kanagawa, JP· patent location history

2011–2017Based in Atsugi, JP· patent location history

2012–2017Patents assigned to HAYASHI EIICHI (11)· patent assignee history

2013–2017Patents assigned to TAKAHASHI GO (6)· patent assignee history

2013–2018Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI PHOTO OPTICAL CO LTD	13	1998–2005
RICOH CO LTD	12	2011–2017
HAYASHI EIICHIself	11	2012–2017
FUJINON CORP	10	2005–2007
TAKAHASHI GO	6	2013–2017

Locations

Location	Patents	Span
Saitama, JP	14	2004–2007
Ohmiya, JP	9	2000–2005
Kanagawa, JP	7	2011–2014
Atsugi, JP	6	2011–2017
Kawasaki, JP	4	2013–2018