Inventor

Yoichi Tomo

Inventor

Kanagawa, JP

Overview

10→

Patents

1993–2012

Patent span

Electricity

Primary field (CPC H)

Patents· 10 as inventor

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

G03Fprimary

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices22%

H10KOrganic electric solid-state devices13%

H05BElectric heating9%

H10DInorganic electric semiconductor devices9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

C09KMaterials for miscellaneous applications, not provided for elsewhere4%

G02BOptical elements, systems or apparatus4%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%

H01JElectric discharge tubes or discharge lamps4%

H04MTelephonic communication4%

PatentTitleYear

8,226,256'Display unit'2012 8,120,021'Display device and method for manufacturing display device'2012 7,736,754'Display device'2010 7,666,707'Display device and method for manufacturing display device'2010 5,981,139'Photosensitive composition containing an aliphaticamine'1999 5,976,766'Contact hole forming method'1999 5,888,703'Method of forming resist pattern utilizing antireflective layer containing rosin or hydrogenated rosin'1999 5,550,008'Method for making a dry etching resistant positive and negative photoresist'1996 5,474,872'Polyvinyl alcohol-based photoresist'1995 5,219,310'Method for producing planar electron radiating device'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2012Patents assigned to SONY CORP (10)· patent assignee history

1993Based in Tokyo, JP· patent location history

1995–2012Based in Kanagawa, JP· patent location history

2012Patents assigned to TOMO YOICHI (2)· patent assignee history

2012Patents assigned to FUKUDA TOSHIHIRO (1)· patent assignee history

2012Patents assigned to HIRANO TAKASHI (1)· patent assignee history

2012Patents assigned to ISHIBASHI TADASHI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SONY CORP	10	1993–2012
TOMO YOICHIself	2	2012
FUKUDA TOSHIHIRO	1	2012
HIRANO TAKASHI	1	2012
ISHIBASHI TADASHI	1	2012

Locations

Location	Patents	Span
Kanagawa, JP	9	1995–2012
Tokyo, JP	1	1993