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Inventor

Nobuhiko Sakai

Inventor
Kawagoe, JP

Overview

9→
Patents
1989–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 9 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds19%
C07DHeterocyclic compounds16%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices13%
C23CCoating metallic material9%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds3%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%
PatentTitleYear
10,774,062Photocuring method, compound and composition used therein202010,451,967Acid- and radical-generating agent and method for generating acid and radical201910,428,014Base generator, base-reactive composition containing said base generator, and base generation method201910,428,015Acid-resistant base and/or radical generator, and curable resin composition containing said base and/or radical generator201910,100,070Borate-based base generator, and base-reactive composition comprising such base generator20188,957,212'Photobase generator'20154,913,785'Process for hot-dip metal-coating poorly wettable steel sheets'19904,878,960'Process for preparing alloyed-zinc-plated titanium-killed steel sheet having excellent deep-drawability'19894,847,169'Alloyed-zinc-plated steel sheet and process for preparing the same'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1990Patents assigned to NISSHIN STEEL CO LTD (3)· patent assignee history
1989–1990Based in Amagasaki, JP· patent location history
1989Based in Hyogo, JP· patent location history
2015Patents assigned to KURAMOTO AYAKO (1)· patent assignee history
2015Patents assigned to SAKAI NOBUHIKO (1)· patent assignee history
2015–2019Based in Kawagoe, JP· patent location history
2018–2020Patents assigned to FUJIFILM WAKO PURE CHEMICAL CORP (5)· patent assignee history
2019–2020Patents assigned to UNIV TOKYO SCIENCE FOUND (2)· patent assignee history
2020Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJIFILM WAKO PURE CHEMICAL CORP52018–2020
NISSHIN STEEL CO LTD31989–1990
UNIV TOKYO SCIENCE FOUND22019–2020
KURAMOTO AYAKO12015
SAKAI NOBUHIKOself12015
Locations
LocationPatentsSpan
Kawagoe, JP52015–2019
Amagasaki, JP21989–1990
Saitama, JP12020
Hyogo, JP11989