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Inventor

Hidehiro Yamaguchi

Inventor
Tokyo, JP

Overview

10→
Patents
2001–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 10 as inventor

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

C08Jprimary
C08JWorking-up11%
C23CCoating metallic material11%
B05DProcesses for applying fluent materials to surfaces, in general7%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds7%
C09DCoating compositions, e.g. paints, varnishes or lacquers7%
C10MLubricating compositions7%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions7%
B29BPreparation or pretreatment of the material to be shaped4%
B29CShaping or joining of plastics4%
PatentTitleYear
10,766,983PVOH dispersant for VCM polymerization202010,647,791Polyvinyl alcohol used as dispersing agents for polyvinyl chloride suspension polymerization, dispersing agents comprising the polyvinyl alcohol, and method for producing polyvinyl chloride using the polyvinyl alcohol202010,450,118Chemical product packaging film201910,023,750Aqueous hydrophilizing surface treatment agent, hydrophilic coating film and hydrophilizing surface treatment method20189,284,657'Replenisher and method for producing surface-treated steel sheet'20169,175,403'Composition for adhesion layer used for multi-layered surface-treatment steel sheet'20158,241,744'Surface-treated metal material and producing method thereof'20127,879,772'Process for cold plastic working of metallic materials'20117,462,582'Waterborne composition for forming protective coatings'20086,221,926'Expandable polystyrene resin beads, process for the preparation of them, and foam made by using the same'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Based in Kariya, Aichi-pref., JP· patent location history
2011–2018Patents assigned to NIHON PARKERIZING (4)· patent assignee history
2011–2018Based in Tokyo, JP· patent location history
2012–2016Patents assigned to YAMAGUCHI HIDEHIRO (3)· patent assignee history
2012Based in Kitayushu, JP· patent location history
2015–2016Patents assigned to YAMAMOTO SHIGEKI (2)· patent assignee history
2019–2020Patents assigned to SEKISUI CHEMICAL CO LTD (2)· patent assignee history
2019–2020Based in Dallas, TX, US· patent location history
2020Patents assigned to SEKISUI SPECIALTY CHEMICALS AM (2)· patent assignee history
2020Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIHON PARKERIZING42011–2018
YAMAGUCHI HIDEHIROself32012–2016
SEKISUI CHEMICAL CO LTD22019–2020
SEKISUI SPECIALTY CHEMICALS AM22020
YAMAMOTO SHIGEKI22015–2016
Locations
LocationPatentsSpan
Tokyo, JP42011–2018
Dallas, Texas, US22019–2020
Houston, Texas, US12020
Kitayushu, JP12012
Kariya, Aichi-pref., JP12008