Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248692 | Erasable image forming material | Kenji Sano, Shigeru Machida | 2001-06-19 |
| 6203603 | Erasable image forming material | Shigeru Machida, Kenji Sano, Koichi Tsunemi, Shuitsu Sato | 2001-03-20 |
| 6054222 | Epoxy resin composition, resin-encapsulated semiconductor device using the same, epoxy resin molding material and epoxy resin composite tablet | Hiromichi Takami, Kazutaka Matsumoto, Tetsuo Okuyama | 2000-04-25 |
| 6045208 | Ink-jet recording device having an ultrasonic generating element array | Shuzo Hirahara, Tutomu Saito, Hitoshi Nagato, Tetsuro Itakura, Hideki Nukada +13 more | 2000-04-04 |
| 6017386 | Decolorizable ink and printer | Kenji Sano, Katsuyuki Naito, Sawako Fujioka, Tetsuo Okuyama, Shigeru Machida | 2000-01-25 |
| 6010808 | Rewritable thermal recording medium and recording method | Katsuyuki Naito, Takashi Sasaki | 2000-01-04 |
| 6002781 | Speaker system | Kazuki Honda | 1999-12-14 |
| 5922115 | Decolorizable ink and printer | Kenji Sano, Katsuyuki Naito, Sawako Fujioka, Tetsuo Okuyama | 1999-07-13 |
| 5912679 | Ink-jet printer using RF tone burst drive signal | Noriko Y. Kudo, Shiroh Saitoh, Mamoru Izumi, Chiaki Tanuma | 1999-06-15 |
| 5849651 | Reversible thermal recording medium | Sawako Fujioka, Tetsuo Okuyama, Hideyuki Nishizawa, Hirohisa Miyamoto, Masami Sugiuchi | 1998-12-15 |
| 5699097 | Display medium and method for display therewith | Masami Sugiuchi | 1997-12-16 |
| 5663115 | Thermal recording medium and recording method | Katsuyuki Naito, Masami Sugiuchi, Hirohisa Miyamoto, Hideyuki Nishizawa, Sawako Fujioka +2 more | 1997-09-02 |
| 5619234 | Ink-jet recording apparatus which allows shifting or changing of ink position or direction | Hitoshi Nagato, Tsutomu Saito, Shuzo Hirahara, Tetuo Okuyama, Sakae Tamura +2 more | 1997-04-08 |
| 5400154 | Hybrid interpolation and non-interpolation method and apparatus for image enlarging and contracting | Hisashi Takayama, Mikio Fujiwara, Takayuki Minemaru | 1995-03-21 |
| 5328746 | Thermal transfer recording medium | Tetsuo Okuyama, Nanao Nakamura, Noriaki Sato, Tadayuki Nakamura | 1994-07-12 |
| 5136389 | Image sensor driving method with high-speed voltage response | Kouhei Suzuki, Chiaki Tanuma, Kenichi Mori | 1992-08-04 |
| 5073946 | Thin speaker having an enclosure with an open portion and a closed portion | Katsuaki Satoh, Kazue Sato, Kousaku Murata, Tsuneo Tanaka, Shuji Saiki +6 more | 1991-12-17 |
| 5025474 | Speaker system with image projection screen | Tsuneo Tanaka, Kazue Sato, Hiroyuki Takewa, Akira Kurozuka, Tadashi Tamura +6 more | 1991-06-18 |
| 4860109 | Image processing apparatus | Katsura Kawakami, Shigeo Shimazaki, Chika Onodera | 1989-08-22 |
| 4803242 | Diaphragm for loudspeakers | Kousaku Murata, Hiroyuki Takewa, Shuji Saiki, Tsuneo Tanaka | 1989-02-07 |
| 4803375 | Image sensors and methods of manufacturing same including semiconductor layer over entire substrate surface | Tamio Saito, Yoshiyuki Suda, Osamu Shimada, Ken-ichi Mori | 1989-02-07 |
| 4755859 | Thin film static induction transistor and method for manufacturing the same | Yoshiyuki Suda | 1988-07-05 |
| 4671853 | Image sensor manufacturing method | — | 1987-06-09 |
| 4273900 | Diaphragm for acoustic equipment | Kosaku Murata, Mitsuru Ieki | 1981-06-16 |