YM

Yoshinori Miyazawa

SE Seiko Epson: 42 patents #281 of 7,774Top 4%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
EP Epson: 2 patents #14 of 66Top 25%
SS Suwa Seikosha: 2 patents #49 of 220Top 25%
SK Shinshu Seiki Kabushiki Kaisha: 2 patents #9 of 38Top 25%
Overall (All Time): #54,851 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
5341164 Solid ink supply for ink jet Hiroshi Ishii, Osamu Nakamura, Norihiko Kurashima, Tsuyoshi Kitahara, Hisashi Miyazawa 1994-08-23
5328279 Dot matrix printer head Takashi Suzuki, Masanao Matsuzawa 1994-07-12
5221148 Dot matrix printer ink supply system having ink absorbing member substantially filling an ink tank Takashi Suzuki, Masanao Matsuzawa 1993-06-22
5198842 Ionographic image forming apparatus Makoto Fujino, Masakazu Shinozuka, Hideo Yamazaki 1993-03-30
5177504 On-demand type ink jet print head Hiroshi Ishii, Tsuyoshi Kitahara 1993-01-05
5174665 Ink-supply system for a dot matrix printer Takashi Suzuki, Masanao Matsuzawa 1992-12-29
5158377 Ink-supply system for a dot matrix printer Takashi Suzuki, Masanao Matsuzawa 1992-10-27
5156470 Two cartridge ink-supply system for a multi-color dot matrix printer Takashi Suzuki, Masanao Matsuzawa 1992-10-20
5156471 Ink-supplied wire dot matrix printer head Takashi Suzuki, Masanao Matsuzawa 1992-10-20
5156472 Dot matrix printer supply system having ink absorbing member filled under reduced pressure Takashi Suzuki, Masanao Matsuzawa 1992-10-20
5156473 Multi-color cartridge ink-supply system for a dot matrix printer Takashi Suzuki, Masanao Matsuzawa 1992-10-20
5113204 Ink jet head Hidenori Omae, Takayuki Ishii, Haruhiko Koto, Fujio Akahane 1992-05-12
5105209 Hot melt ink jet printing apparatus Haruhiko Koto, Osamu Nakamura, Norihiko Kurashima 1992-04-14
5084718 Wet recording apparatus and wet recording method Hideo Yamazaki, Koichi Higashimura, Makoto Fujino 1992-01-28
5072240 On-demand type ink jet print head Hidenori Omae, Masanao Matsuzawa, Hisashi Miyazawa, Takahiro Katakura, Osamu Nakamura +1 more 1991-12-10
5030972 Solid ink supply for ink jet Hiroshi Ishii, Osamu Nakamura, Norihiko Kurashima, Tsuyoshi Kitahara, Hisashi Miyazawa 1991-07-09
4998120 Hot melt ink jet printing apparatus Haruhiko Koto, Osamu Nakamura, Norihiko Kurashima 1991-03-05
4969759 Ink-supplied wire dot matrix printer head Takashi Suzuki, Masanao Matsuzawa 1990-11-13
4948692 Combination toner and printer utilizing same Koichi Higashimura, Tsuneo Handa, Teruyuki Mizumoto, Hiroshi Ito, Atsushi Uchino +4 more 1990-08-14
4935754 Electrophoretic recording apparatus Makoto Fujino, Hideo Yamazaki 1990-06-19
4610554 Ink composition and wire dot printer including same Takashi Suzuki, Makoto Matsuzaki, Masanao Matsuzawa 1986-09-09
4579468 Wire dot printer utilizing multicolor inks Yoshifumi Gomi, Yoshito Ikeda, Yasuhito Hirashima 1986-04-01
4572681 Wire dot print head Shigeki Mizuno 1986-02-25
4252449 Construction of wire type dot printer head Yoshifumi Gomi 1981-02-24
4204778 Wire type dot printer head assembly Yoshifumi Gomi 1980-05-27