Inventor

Isao Tsuruma

Inventor

Kanagawa, JP

Overview

14→

Patents

1998–2010

Patent span

Physics

Primary field (CPC G)

Patents· 14 as inventor

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

G02Fprimary

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein40%

G02BOptical elements, systems or apparatus20%

B41JTypewriters15%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices15%

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

B82YSpecific uses or applications of nanostructures5%

PatentTitleYear

7,708,914'Method of and apparatus for producing micro lens and micro lens'2010 7,477,452'Micro lens array, optical member and method of producing micro lens array'2009 7,336,880'Wavelength converting element and method of manufacturing thereof'2008 7,205,097'Liquid ejection head and method of producing the same'2007 7,192,122'Liquid ejecting head and a process for producing the head'2007 6,919,169'Method of producing a liquid ejection head'2005 6,917,463'Wavelength converting element and method of manufacture thereof'2005 6,795,234'Wavelength converting element and method of manufacture thereof'2004 6,355,496'Electrode for optical waveguide element'2002 6,338,924'Photomask for near-field exposure having opening filled with transparent material'2002 6,141,478'Electrode for optical waveguide element and method of forming the same'2000 6,068,781'Electrode for optical waveguide element and method of forming the same'2000 6,060,334'Electrode for optical waveguide element and method of forming the same'2000 5,838,486'Optical wavelength conversion element, method of manufacturing the same and optical wavelength conversion module'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2007Patents assigned to FUJI PHOTO FILM CO LTD (10)· patent assignee history

1998–2010Based in Kanagawa, JP· patent location history

2002Based in Kaisei-machi, JP· patent location history

2007–2010Patents assigned to FUJIFILM CORP (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI PHOTO FILM CO LTD	10	1998–2007
FUJIFILM CORP	4	2007–2010

Locations

Location	Patents	Span
Kanagawa, JP	13	1998–2010
Kaisei-machi, JP	1	2002