KM

Keiichi Miyakawa

Ricoh Company: 2 patents #5,693 of 9,818Top 60%
📍 Rifu, JP: #1,001 of 2,101 inventorsTop 50%
Overall (All Time): #2,331,793 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4846057 Screen printing machine with waste printing plate discharge means Toshio Endo, Takashi Miyagi, Mitsuo Sato, Hironobu Takasawa, Hiroshi Kanno +2 more 1989-07-11
4791866 Speed control method for printing press and printing press practicing the method Hiroshi Kanno, Toshio Endo, Masao Takano 1988-12-20