Inventor

Toyohisa Sakurada

Inventor

Niigata, JP

Overview

16→

Patents

1993–2020

Patent span

Physics

Primary field (CPC G)

Patents· 16 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 devices28%

A01NPreservation of bodies of humans or animals or plants or parts thereof11%

A01MCatching, trapping or scaring of animals8%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers8%

C07CAcyclic or carbocyclic compounds8%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h108%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management8%

C07BGeneral methods of organic chemistry6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

H01LSemiconductor devices3%

PatentTitleYear

10,585,345Photomask blank, method for manufacturing photomask, and mask pattern formation method2020 9,709,885'Photomask blank and method for manufacturing photomask blank'2017 9,645,485'Halftone phase shift photomask blank and making method'2017 9,488,906'Photomask blank and method for manufacturing photomask blank'2016 9,400,422'Method for manufacturing photomask blank'2016 9,366,951'Halftone phase shift photomask blank, halftone phase shift photomask and pattern exposure method'2016 6,818,148'Resist composition and patterning method'2004 6,800,551'Chemical amplification type photoresist composition, method for producing a semiconductor device using the composition, and semiconductor substrate'2004 6,511,785'Chemically amplified positive resist composition and patterning method'2003 6,419,943'Biodegradable sustained-release preparation, biodegradable pheromone dispenser and biodegradable pest controlling agent'2002 6,252,106'Method for stabilizing a sex pheromone compound'2001 6,159,489'Biodegradable sustained-release preparation, biodegradable pheromone dispenser and biodegradable pest controlling agent'2000 5,993,843'Biodegradable sustained-release preparation'1999 5,532,421'Method for the isomerization of cis-alkenyl compounds'1996 5,364,969'Method for the stabilization of a sex pheromone compound'1994 5,234,742'Pellicle for lithography'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2020Patents assigned to SHINETSU CHEMICAL CO (12)· patent assignee history

1993–2020Based in Joetsu-shi, JP· patent location history

1994Patents assigned to SHIU ETSU CHEMICAL CO LTD (1)· patent assignee history

1994–2004Based in Niigata, JP· patent location history

1996–2017Based in Jyoetsu, JP· patent location history

1999–2002Patents assigned to RES ASS FOR BIOTECHNOLOGY OF A (3)· patent assignee history

2003–2004Based in Nishikamo-gun, JP· patent location history

2004Patents assigned to NEC ELECTRONICS CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHINETSU CHEMICAL CO	12	1993–2020
RES ASS FOR BIOTECHNOLOGY OF A	3	1999–2002
NEC ELECTRONICS CORP	1	2004
SHIU ETSU CHEMICAL CO LTD	1	1994

Locations

Location	Patents	Span
Niigata, JP	6	1994–2004
Joetsu-shi, JP	4	1993–2020
Jyoetsu, JP	4	1996–2017
Nishikamo-gun, JP	2	2003–2004