P

Inventor

NAKAYAMA KAZUHIKO

JP56 patents
⚠️ This page may combine multiple inventors who share the name “NAKAYAMA KAZUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEKISUI CHEMICAL CO LTD

37 patents
US10532541B2Jan 14, 2020

Intermediate film for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD3 citations73
US10307998B2Jun 4, 2019

Intermediate film for laminated glass and laminated glass

SEKISUI CHEMICAL CO LTD2 citations72
US10226803B2Mar 12, 2019

Embossed thermoplastic resin sheet, engraved roll, engraved roll manufacturing method, laminated glass interlayer, and laminated glass

SEKISUI CHEMICAL CO LTD2 citations72
US9840068B2Dec 12, 2017

Intermediate film for laminated glass and laminated glass

SEKISUI CHEMICAL CO LTD4 citations72
US11642873B2May 9, 2023

Interlayer film for laminated glass, laminated glass, and image display system

SEKISUI CHEMICAL CO LTD3 citations68
US11987020B2May 21, 2024

Interlayer for laminated glass, method for producing interlayer for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations62
US11613105B2Mar 28, 2023

Interlayer for laminated glass, method for producing interlayer for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations62
US11446894B2Sep 20, 2022

Vehicle front glass

SEKISUI CHEMICAL CO LTD0 citations62
US11117352B2Sep 14, 2021

Laminated-glass interlayer and laminated glass

SEKISUI CHEMICAL CO LTD0 citations62
US10982085B2Apr 20, 2021

Thermoplastic resin film and glass plate-including laminate

SEKISUI CHEMICAL CO LTD0 citations62
US10882282B2Jan 5, 2021

Interlayer for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations62
US11590736B2Feb 28, 2023

Interlayer for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations61
US11590735B2Feb 28, 2023

Interlayer for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations61
US11453194B2Sep 27, 2022

Interlayer film for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations61
US11376819B2Jul 5, 2022

Interlayer for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations61
US11084254B2Aug 10, 2021

Interlayer for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations61
US10471686B2Nov 12, 2019

Interlayer film for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD1 citations61
US12365165B2Jul 22, 2025

Intermediate film for laminated glasses, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations60
US12053955B2Aug 6, 2024

Intermediate film for laminated glasses, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations60
US11702359B2Jul 18, 2023

Interlayer for laminated glass, laminated glass, and glass structure

SEKISUI CHEMICAL CO LTD0 citations60
US11692073B2Jul 4, 2023

Resin foam, resin foam sheet, adhesive tape, vehicle member, and building member

SEKISUI CHEMICAL CO LTD0 citations60
US11426980B2Aug 30, 2022

Interlayer for laminated glass, laminated glass, and glass structure

SEKISUI CHEMICAL CO LTD0 citations60
US11097517B2Aug 24, 2021

Laminated glass intermediate film, laminated glass and laminated glass intermediate film production method

SEKISUI CHEMICAL CO LTD0 citations60
US11318718B2May 3, 2022

Interlayer for laminated glass, laminated glass, production method for embossing roll, and production method for interlayer for laminated glass

SEKISUI CHEMICAL CO LTD0 citations54
US10933612B2Mar 2, 2021

Interlayer for laminated glass, laminated glass, production method for embossing roll, and production method for interlayer for laminated glass

SEKISUI CHEMICAL CO LTD0 citations54
US11318719B2May 3, 2022

Interlayer for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations52
US12162248B2Dec 10, 2024

Laminated glass and vehicle system

SEKISUI CHEMICAL CO LTD0 citations51
US11945191B2Apr 2, 2024

Laminated glass set and laminated glass structure

SEKISUI CHEMICAL CO LTD0 citations51
US11565507B2Jan 31, 2023

Laminated-glass intermediate film, rolled body, laminated glass, and method for producing laminated glass

SEKISUI CHEMICAL CO LTD0 citations51
US11420425B2Aug 23, 2022

Laminated glass

SEKISUI CHEMICAL CO LTD0 citations51
US11338555B2May 24, 2022

Laminated glass

SEKISUI CHEMICAL CO LTD0 citations51
US11247436B2Feb 15, 2022

Laminated glass intermediate film and laminated glass

SEKISUI CHEMICAL CO LTD0 citations51
US11225060B2Jan 18, 2022

Laminated glass

SEKISUI CHEMICAL CO LTD0 citations51
US10632712B2Apr 28, 2020

Vehicle front glass

SEKISUI CHEMICAL CO LTD0 citations51
US10513092B2Dec 24, 2019

Laminated-glass interlayer and laminated glass

SEKISUI CHEMICAL CO LTD0 citations51
US9969145B2May 15, 2018

Vehicle-windshield-glass intermediate film, rolled body, and vehicle windshield glass

SEKISUI CHEMICAL CO LTD1 citations51
US11571880B2Feb 7, 2023

Interlayer film for laminated glass, and laminated glass

SEKISUI CHEMICAL CO LTD0 citations50

TOKYO OHKA KOGYO CO LTD

3 patents

TOYO SEIKAN CO LTD

3 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

NGK SPARK PLUG CO

1 patent

NIPPON PAINT CO LTD

1 patent

HATTA BUNGO

1 patent

TOKICO LTD

1 patent

PANASONIC CORP

1 patent

IMAGAWA YASUMI

1 patent

Showing the top 50 of 56 patents by PatentIndex Score.