FO

Fumio Okumura

Brother Kogyo: 16 patents #565 of 2,767Top 25%
ML Mitsubishi Paper Mills Limited: 12 patents #23 of 458Top 6%
MI Mitsui Toatsu Chemicals, Incorporated: 1 patents #880 of 1,543Top 60%
Overall (All Time): #129,879 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
4415627 Chemically resistant thermosensitive recording paper Masahiro Miyauchi, Sadao Morishita, Masahiro Higuchi 1983-11-15
4396684 Heat-sensitive recording paper causing reduced thermal head abrasion Sadao Morishita, Masahiro Higuchi, Syun Kamei 1983-08-02
4320039 Heat-sensitive recording composition with improved image stability Sadao Morishita, Masahiro Higuchi, Masahiro Miyauchi, Syun Kamei 1982-03-16
4265978 Heat-sensitive recording paper improved in keeping quality of ground color Sadao Morishita, Masahiro Higuchi 1981-05-05