Inventor
YAMAUCHI HIRONORI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “YAMAUCHI HIRONORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
5 patentsUS4531282AJul 30, 1985
Bipolar transistors having vertically arrayed collector-base-emitter with novel polycrystalline base electrode surrounding island emitter and method of making same
NIPPON TELEGRAPH & TELEPHONE63 citations94
US4379001AApr 5, 1983
Method of making semiconductor devices
NIPPON TELEGRAPH & TELEPHONE30 citations89
US4837791AJun 6, 1989
Counter
NIPPON TELEGRAPH & TELEPHONE8 citations72
US4594687AJun 10, 1986
Address arithmetic circuit of a memory unit utilized in a processing system of digitalized analogue signals
NIPPON TELEGRAPH & TELEPHONE17 citations72
US4920401AApr 24, 1990
Bipolar transistors
NIPPON TELEGRAPH & TELEPHONE15 citations71
KYOCERA DOCUMENT SOLUTIONS INC
5 patentsUS9423725B2Aug 23, 2016
Image forming apparatus
KYOCERA DOCUMENT SOLUTIONS INC3 citations71
US11048186B2Jun 29, 2021
Image forming apparatus
KYOCERA DOCUMENT SOLUTIONS INC0 citations61
US11796942B2Oct 24, 2023
Fixing device including ground contact that grounds heat roller
KYOCERA DOCUMENT SOLUTIONS INC0 citations51
US12554219B2Feb 17, 2026
Image forming apparatus
KYOCERA DOCUMENT SOLUTIONS INC0 citations50
US11656559B2May 23, 2023
Image forming apparatus that stops voltage application to a charger based on a current flowing through an image carrier motor after execution of stop control
KYOCERA DOCUMENT SOLUTIONS INC0 citations50