MM

Masatoshi Marui

PE Pentax: 5 patents #279 of 761Top 40%
Overall (All Time): #892,266 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5078474 Exposure apparatus having a magnifying lens system Tomonori Inage, Yuji Matsui, Tazuko Ishizuka 1992-01-07
5062692 Exposure apparatus Tomonori Inage, Yuji Matsui, Tazuko Ishizuka 1991-11-05
5026145 Exposure apparatus Tomonori Inage, Vuji Matsui, Tazuko Ishizuka 1991-06-25
4273959 Larynx stroboscope device Koji Tuda, Hironobu Nagashima 1981-06-16
4232685 Larynx stroboscope for photography Hironobu Nagashima, Koji Tuda 1980-11-11
4222394 System for processing a waveform for a larynx stroboscope Hironobu Nagashima, Koji Tuda 1980-09-16