Inventor
YAMAGUCHI KEI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI KEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
5 patentsUS11179931B2Nov 23, 2021
Ejecting apparatus and method of controlling liquid ejecting apparatus
SEIKO EPSON CORP0 citations61
US11760106B2Sep 19, 2023
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations59
US11331907B2May 17, 2022
Liquid ejecting apparatus and method for controlling the same
SEIKO EPSON CORP0 citations50
US12365184B2Jul 22, 2025
Liquid ejecting apparatus
SEIKO EPSON CORP0 citations49
US12187037B2Jan 7, 2025
Liquid ejecting apparatus and liquid ejecting head
SEIKO EPSON CORP0 citations46
FUJI ELECTRIC CO LTD
4 patentsUS5935749AAug 10, 1999
Photoconductor for internal irradiation electrophotography
FUJI ELECTRIC CO LTD8 citations72
US9355943B2May 31, 2016
Manufacturing and evaluation method of a semiconductor device
FUJI ELECTRIC CO LTD0 citations50
US5935746AAug 10, 1999
Electrophotographic photosensitive body containing butadiene-derivative
FUJI ELECTRIC CO LTD0 citations39
US9548253B2Jan 17, 2017
Semiconductor device and method of manufacturing the same
FUJI ELECTRIC CO LTD0 citations38