MI

Masahiko Ishikawa

MC Mitsubishi Gas Chemical Company: 1 patents #21 of 99Top 25%
Ricoh Company: 1 patents #810 of 1,683Top 50%
Overall (2011): #81,972 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8063391 Light-transmitting electromagnetic wave-shielding material Takatoshi Matsumura, Yoshitaka Masuda, Noboru Ohtani, Yoshiya Kimura, Yoshiyuki Masuda +1 more 2011-11-22
7865114 Image forming apparatus, image forming method and process cartridge Masami Tomita, Yoshiaki Kawasaki 2011-01-04