HI

Hiroki Ishihara

Mitsubishi Electric: 2 patents #196 of 1,971Top 10%
Ricoh Company: 1 patents #173 of 689Top 30%
📍 Yokohama, JP: #41 of 182 inventorsTop 25%
Overall (2025): #60,751 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12319511 Device for attaching and detaching roller, and belt conveyor including the device Kohki Asada, Teppei Kikuchi, Kenji Nozawa, Takehiro Nakamura 2025-06-03
12272954 Power storage system and grid control system 2025-04-08
12266935 Power conversion device Kaho MUKUNOKI, Toshiyuki Fujii 2025-04-01