Inventor

SEMMA TOSHITAKA

JP7 patents

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

RICOH KK

4 patents

US7624288B2Nov 24, 2009

System for controlling power supplies of an image formation apparatus

RICOH KK12 citations83

US7221467B2May 22, 2007

Image forming apparatus and replaceable part and integrated circuit chip for the same

RICOH KK9 citations72

US7734937B2Jun 8, 2010

Power supply device capable of supplying large amount of power necessary for entire system operation

RICOH KK4 citations62

US7362466B2Apr 22, 2008

Image forming apparatus and replaceable part and IC chip for the same

RICOH KK4 citations61

RICOH CO LTD

2 patents

US8023126B2Sep 20, 2011

Image forming apparatus with a chargeable capacitor

RICOH CO LTD8 citations83

US7840153B2Nov 23, 2010

Image forming apparatus with a supplemental power supply unit

RICOH CO LTD5 citations62

YANO TETSUYA

1 patent

US8315534B2Nov 20, 2012

Image forming device to supply DC power to a load from both a main power supply device and a capacitor supply device

YANO TETSUYA9 citations83