SO

Sadao Okada

Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #1,043,867 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6369913 Image processing system Masato Aoyagi, Tsutomu Shouji, Osamu Nakamoto, Ikuo Ohtomo, Hiromichi Okazaki 2002-04-09
5982999 Post card printing system, which orients multiple images symmetrically about a central point Masato Aoyagi, Tsutomu Shouji, Osamu Nakamoto, Ikuo Ohtomo, Hiromichi Okazaki 1999-11-09
4819109 Slidable carriage mount for disc memory apparatus Tetsu Yamamoto, Takashi Yumura 1989-04-04
4774521 Resonant marker for use with radio frequency electronic article surveillance system Kazunori Umezawa 1988-09-27
4740946 Data converter pickup carriage assembly Takashi Yumura, Tetsu Yamamoto, Kiyosi Funai 1988-04-26