RS

Ryubun Seimiya

KC Konishiroku Photo Industry Co.: 7 patents #123 of 894Top 15%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #528,482 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
4930438 Developing device using a single component developer Hiromi Demizu, Makoto Obu, Hidetoshi Yano, Noriyoshi Tarumi 1990-06-05
4760422 Developing device using single component toner Noriyoshi Tarumi, Hiromi Demizu, Makoto Obu, Hidetoshi Yano 1988-07-26
4696255 Developing apparatus Hidetoshi Yano, Noriyoshi Tarumi, Hiromi Demizu, Makoto Obu 1987-09-29
4511622 Intermediate transfer member for transferring toner image on a carrier Noriyoshi Tarumi, Masakazu Kokiso, Hiroshi Tsuchiya 1985-04-16
4472724 Electrostatic image reproducing apparatus Shigeru Inowa, Noriyoshi Tarumi, Masahiko Matsunawa, Hiroshi Tokunaga 1984-09-18
4467333 Copying apparatus Shigeru Inowa, Noriyoshi Tarumi, Masahiko Matsunawa, Hiroshi Tokunaga 1984-08-21
4436402 Copying machine Fumio Iwai, Isao Nosaka 1984-03-13
4435723 Recording apparatus with editing capability Shigeru Inowa, Noriyoshi Tarumi, Masahiko Matsunawa, Hiroshi Tokunaga 1984-03-06
4386147 Toner for developing electrostatic latent images Yutaka Yamada, Makoto Tomono, Noriyoshi Tarumi, Yasuyuki Fujisaki, Minoru Takahashi +2 more 1983-05-31
4320952 Sheet transport in electrophotographic copying apparatus Akira Shinozaki, Isao Nosaka, Fumio Iwai 1982-03-23