HH

Hiroshi Hirako

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
TI Tokyo Electric Power Company Holdings, Incorporated: 1 patents #245 of 711Top 35%
Overall (All Time): #1,143,660 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11352233 Sheet stacking device and image forming system including same Kentaroh Fukami 2022-06-07
10865064 Sheet stacker, image forming apparatus, and image system Masaaki Kawasaki, Takahiro Itou 2020-12-15
9049328 Automatic document feeding apparatus, image scanning apparatus, and image forming system 2015-06-02
5281768 Suspension-type line arrester Jun Sawada, Takeshi Yamada, Toshiyuki Takagi 1994-01-25