Issued Patents All Time
Showing 26–50 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491372 | Ink jet recording method and ink jet recording apparatus | Yasuyuki Tamura | 2002-12-10 |
| 6471350 | Method of protecting heater surface of ink-jet printer, ink-jet recording apparatus, recording unit and method of prolonging service life of ink-jet recording head | Ryuji Katsuragi, Hideto Yokoi | 2002-10-29 |
| 6425659 | METHOD FOR ALLEVIATING KOGATION ON SURFACE OF HEATER OF INK-JET RECORDING HEAD, METHOD FOR INK-JET RECORDING, INK-JET RECORDING APPARATUS, RECORDING UNIT, AND METHOD FOR PROLONGING INK-JET RECORDING HEAD LIFE | Ryuji Katsuragi | 2002-07-30 |
| 6406114 | Tonal product recorded by ink and having a plurality of pixels with plural tonal levels | — | 2002-06-18 |
| 6394594 | Ink, method of reducing kogation on heater of ink-jet recording head, ink-jet recording process, ink-jet recording apparatus, recording unit, and method for lengthening the life of recording head | Ryuji Katsuragi | 2002-05-28 |
| 6325502 | Ink jet printing apparatus that ejects ink and processing liquid for printing | Ken Tsuchii | 2001-12-04 |
| 6260939 | Tone recording method using ink jet recording head that records pixels using a plurality of liquid droplets | Yasuyuki Tamura, Hiroto Takahashi, Masayoshi Tachihara, Tadashi Yamamoto, Genji Inada +2 more | 2001-07-17 |
| 6217142 | Ink jet recording system using decomposed images | Yasuyuki Tamura | 2001-04-17 |
| 6174049 | Bubble jet head and bubble jet apparatus employing the same | Masayoshi Tachihara, Yasuyuki Tamura, Mineo Kaneko | 2001-01-16 |
| 6102511 | Ink jet recording apparatus and method for controlling an amount of ink discharged after an interruption in recording | Yutaka Kurabayashi, Shinya Mishina, Shin Sato, Katsuhiko Takahashi, Masashi Ogasawara | 2000-08-15 |
| 6095636 | Ink jet printing method and ink jet printing apparatus | Ken Tsuchii | 2000-08-01 |
| 6084621 | Ink jet printing method and ink jet printing apparatus | — | 2000-07-04 |
| 6012798 | Recording method and apparatus in which complementary images are recorded with non-parallel drive sets | — | 2000-01-11 |
| 5988798 | Fluid ejection head with multi-dimensional fluid path | Shin'ichi Hirasawa, Yasuyuki Tamura, Hiroto Takahashi, Masayoshi Tachihara, Hiroyuki Maeda +1 more | 1999-11-23 |
| 5946014 | Ink tank cartridge and ink-filling device therefor | Akihiko Shimomura, Hajime Kishida, Osamu Sato, Shoji Shiba, Yoichi Taneya +1 more | 1999-08-31 |
| 5933162 | Ink jet apparatus and ink jet method | — | 1999-08-03 |
| 5864350 | Ink-jet printing apparatus and ink-jet printing method for performing printing by ejecting ink and processing liquid insolubilizing ink | Ken Tsuchii | 1999-01-26 |
| 5850254 | Imaging system for a vehicle which compares a reference image which includes a mark which is fixed to said vehicle to subsequent images | Kazuaki Takano, Tatsuhiko Monzi, Yasunari Tanaka, Eiryoh Ondoh | 1998-12-15 |
| 5844582 | Liquid jet recording apparatus having specific relationship among number of nozzles, pitch of nozzles, movement distance maximum number of ink droplets per pixel and scan, and number of tone levels | — | 1998-12-01 |
| 5805190 | Method and apparatus for jet printing with ink and a print property improving liquid | Ken Tsuchii | 1998-09-08 |
| 5777640 | Liquid jet recording method using plural scanning nozzles and including first main scan, sub-scan, and second main-scan steps for recording pixels in tone | Yasuyuki Tamura, Hiroto Takahashi, Masayoshi Tachihara, Tadashi Yamamoto, Genji Inada +2 more | 1998-07-07 |
| 5726691 | Recording apparatus and method for recording droplets in registry | Takeshi Okazaki | 1998-03-10 |
| 5650803 | Ink-jet recording method and ink-jet recording apparatus | Yasuyuki Tamura | 1997-07-22 |
| 5612686 | Method and an apparatus for monitoring the environment around a vehicle and an operation support system using the same | Kazuaki Takano, Naoyuki Tanaka, Takuya Imaide, Kenichirou Kurata | 1997-03-18 |
| 5558596 | Method and system using fuzzy logic for controlling a CVT transmission | Masao Adachi, Kazuhiko Sato, Minoru Ohkubo | 1996-09-24 |