HY

Hisashi Yoshimura

Sharp Kabushiki Kaisha: 34 patents #355 of 10,731Top 4%
TK Topy Kogyo Kabushiki Kaisha: 1 patents #71 of 189Top 40%
Overall (All Time): #99,348 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
5648803 Ink jet recorder capable of reliably sealing ink jet nozzle Kazuya Koyama, Norihiro Ochi, Kohji Tsurui 1997-07-15
5572241 Ink jet printer capable of detecting lack of ink Yoshio Kanayama, Norihiro Ochi 1996-11-05
5379060 Ink-jet recording head device 1995-01-03
5032851 Method of printing printed matters 1991-07-16
4965595 Printing head of color ink jet printer 1990-10-23
4931814 Ink supply device for ink jet printer 1990-06-05
4750009 Color ink jet system printer capable of high definition printing 1988-06-07
4630076 Ink-on-demand color ink jet system printer 1986-12-16
4533927 Capping mechanism for preventing nozzle blocking in an ink jet system printer Fusao Iwagami 1985-08-06
4466005 Air bubble removing system in a printer head of an ink jet system printer of the ink on demand type 1984-08-14