HI

Hirofumi Ishida

KM Konica Minolta: 1 patents #277 of 768Top 40%
TK Tanaka Kikinzoku Kogyo K.K.: 1 patents #11 of 64Top 20%
📍 Tsukuba, JP: #38 of 341 inventorsTop 15%
Overall (2017): #148,407 of 506,227Top 30%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9841708 Image forming apparatus having power supply that applies reverse-bias voltage to transfer member 2017-12-12
9783429 Method for purifying dodecacarbonyl triruthenium Hirofumi Nakagawa, Tasuku ISHIZAKA, Akiko Kumakura 2017-10-10