Inventor

HONMATSU YOSHIFUMI

JP11 patents

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

POLYMATECH CO LTD

3 patents

US6734382B2May 11, 2004

Indicator portion forming method for push switch and push switch having an indicator portion

POLYMATECH CO LTD25 citations92

US8013262B2Sep 6, 2011

Key sheet

POLYMATECH CO LTD5 citations61

US7875815B2Jan 25, 2011

Key sheet and pushbutton switch

POLYMATECH CO LTD2 citations60

POLYMATECH JAPAN CO LTD

3 patents

US9643560B2May 9, 2017

Touch sensor and airbag cover integrated input device

POLYMATECH JAPAN CO LTD8 citations82

US10725601B2Jul 28, 2020

Touch sensor

POLYMATECH JAPAN CO LTD0 citations36

US10779411B2Sep 15, 2020

Sensor sheet-containing exterior component, sensor sheet unit, and method for manufacturing sensor sheet-containing exterior component

POLYMATECH JAPAN CO LTD0 citations35

ASAHI KASEI EMD CORP

2 patents

US7262374B2Aug 28, 2007

Pointing device and key sheet for pointing device

ASAHI KASEI EMD CORP14 citations82

US7508376B2Mar 24, 2009

Key sheet for pointing device and pointing device

ASAHI KASEI EMD CORP1 citations50

SEKISUI POLYMATECH CO LTD

2 patents

US12024018B2Jul 2, 2024

Decorative panel

SEKISUI POLYMATECH CO LTD0 citations61

US11316517B2Apr 26, 2022

Input operation device

SEKISUI POLYMATECH CO LTD0 citations40

TAKATSUKA TOSHINORI

1 patent

US8072425B2Dec 6, 2011

Key sheet for a pointing device and pointing device

TAKATSUKA TOSHINORI6 citations56