Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36161 | Display process and apparatus thereof incorporating overlapping of color filters | Yukitoshi Okubo, Yoshiyuki Osada, Masao Sugata, Katsunori Hatanaka | 1999-03-23 |
| 5754194 | Bubble jet recording with selectively driven electrothermal transducers | Ichiro Endo, Yasushi Sato, Seiji Saito, Shigeru Ohno | 1998-05-19 |
| 5623476 | Recording device and reproduction device | Ken Eguchi, Haruki Kawada, Kunihiro Sakai, Hiroshi Matsuda, Yuko Morikawa +4 more | 1997-04-22 |
| RE35275 | Biasing liquid crystal displays having capacitors and transistors | Yukitoshi Okubo, Yoshiyuki Osada, Masao Sugata, Katsunori Hatanaka | 1996-06-18 |
| 5521621 | Bubble jet recording apparatus with processing circuit for tone gradation recording | Ichiro Endo, Yasushi Sato, Seiji Saito, Shigeru Ohno | 1996-05-28 |
| 5485020 | Semiconductor device including a thin film transistor and a wiring portion having the same layered structure as and being integral with a source region or drain region of the transistor | Yutaka Hirai, Yoshiyuki Osada, Katsunori Hatanaka | 1996-01-16 |
| 5359204 | Switching device | Ken Eguchi, Kunihiro Sakai, Haruki Kawada, Hiroshi Matsuda, Yuko Morikawa +2 more | 1994-10-25 |
| 5159349 | Recording apparatus which projects droplets of liquid through generation of bubbles in a liquid flow path in response to signals received from a photosensor | Ichiro Endo, Yasushi Sato, Seiji Saito, Shigeru Ohno | 1992-10-27 |
| 5122814 | Bubble jet recording apparatus actuated by interface means | Ichiro Endo, Yasushi Sato, Seiji Saito, Shigeru Ohno | 1992-06-16 |
| 5004671 | Optical recording medium and optical recording method | Yukuo Nishimura, Ken Eguchi, Haruki Kawada, Yoshinori Tomida, Kenji Saito +4 more | 1991-04-02 |
| 4982251 | Semiconductor element | Katsumi Nakagawa, Toshiyuki Komatsu, Yutaka Hirai, Yoshiyuki Osada, Satoshi Omata | 1991-01-01 |
| 4960679 | Image forming device | Yukuo Nishimura, Kunihiro Sakai, Yoshinori Tomida, Ken Eguchi, Kenji Saito | 1990-10-02 |
| 4957851 | Image recording medium comprising a diacetylene derivative compound film and a radiation absorbing layer | Yoshinori Tomida, Hiroshi Matsuda, Kunihiro Sakai, Yukuo Nishimura, Toshihiko Miyazaki | 1990-09-18 |
| 4952027 | Device for measuring light absorption characteristics of a thin film spread on a liquid surface, including an optical device | Kenji Saito, Ken Eguchi, Haruki Kawada, Yoshinori Tomida, Toshihiko Miyazaki +1 more | 1990-08-28 |
| 4933221 | Optical recording device | Yukuo Nishimura, Haruki Kawada, Masahiro Haruta, Yutaka Hirai, Noritaka Mochizuki | 1990-06-12 |
| 4917939 | Recording method and recording medium | Hiroshi Matsuda, Kenji Saito, Kunihiro Sakai, Ken Eguchi, Yukuo Nishimura | 1990-04-17 |
| 4910107 | Optical recording-reproducing method and device by using the same | Haruki Kawada, Hiroshi Matsuda, Yoshinori Tomida, Kenji Saito, Toshiaki Kimura +4 more | 1990-03-20 |
| 4905072 | Semiconductor element | Toshiyuki Komatsu, Yutaka Hirai, Katsumi Nakagawa, Yoshiyuki Osada, Satoshi Omata | 1990-02-27 |
| 4863832 | Optical recording employing diacetylene compound and dye to change color and form pits | Kenji Saitoh, Toshihiko Miyazaki, Ken Eguchi, Yukuo Nishimura, Kunihiro Sakai +4 more | 1989-09-05 |
| 4849774 | Bubble jet recording apparatus which projects droplets of liquid through generation of bubbles in a liquid flow path by using heating means responsive to recording signals | Ichiro Endo, Yasushi Sato, Seiji Saito, Shigeru Ohno | 1989-07-18 |
| 4830502 | Apparatus and method for measuring light absorption characteristic of a thin film, and equipment provided with said apparatus for forming a monomolecular built-up film | Kenji Saito, Yukuo Nishimura, Yoshinori Tomida, Haruki Kawada, Ken Eguchi | 1989-05-16 |
| 4813763 | Light beam fluctuation compensating device and method | Kenji Saito, Ken Eguchi, Haruki Kawada, Yoshinori Tomida, Toshihiko Miyazaki +1 more | 1989-03-21 |
| 4814842 | Thin film transistor utilizing hydrogenated polycrystalline silicon | Katsumi Nakagawa, Toshiyuki Komatsu, Yutaka Hirai, Satoshi Omata, Yoshiyuki Osada | 1989-03-21 |
| 4790664 | Device and method for measuring optical properties | Kenji Saito, Ken Eguchi, Haruki Kawada, Yoshinori Tomida, Yukuo Nishimura +1 more | 1988-12-13 |
| 4782006 | Optical recording employing diacetylene compound and dye to form and visualize a latent image | Yukuo Nishimura, Ken Eguchi, Kunihiro Sakai, Haruki Kawada, Hiroshi Matsuda +4 more | 1988-11-01 |