KM

Keiko Maruyama

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
📍 Rifu, JP: #819 of 2,101 inventorsTop 40%
Overall (All Time): #1,328,935 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12291031 Liquid discharge head and liquid discharge apparatus Shusei Murai, Tatsumi Suzuki, Satoshi Kudoh, Hiroyasu Umehara 2025-05-06
12030066 Paint discharging nozzle Satoshi Kudoh, Shohei Ozawa, Shusei Murai 2024-07-09
11712704 Paint discharging nozzle and method of controlling paint discharging nozzle Shohei Ozawa, Shusei Murai 2023-08-01