Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12103313 | Ink tank, liquid storage unit, and liquid ejection apparatus | — | 2024-10-01 |
| 11942740 | Motor having columnar brush | Mikio Umehara, Kazuaki Sato | 2024-03-26 |
| 11772378 | Printing element and method for manufacturing same | Yuji Tamaru, Yosuke Takagi, Ryo Sato | 2023-10-03 |
| 11433677 | Liquid storage device and liquid filling method | Hiroki Tajima, Keiichiro Tsukuda, Kenji Yabe, Yuji Tamaru, Naoko Shimizu +5 more | 2022-09-06 |
| 11063400 | Motor | Mikio Umehara, Kazuaki Sato | 2021-07-13 |
| 10647127 | Liquid supply part, liquid ejection head, and method of manufacturing liquid supply part | Kazuhiko Okito, Yukuo Yamaguchi, Kyosuke Toda, Keiichiro Tsukuda | 2020-05-12 |
| 9630405 | Printing element substrate, liquid ejection head, and liquid ejection apparatus | Toshikazu Nagatsuka, Masaki Oikawa | 2017-04-25 |
| 9630409 | Liquid discharge head | Yoshihiro Hamada, Masaki Oikawa, Hiroshi Yamada, Takuma Kodoi, Tomotsugu Kuroda +2 more | 2017-04-25 |
| 9616664 | Liquid ejection head | Masaki Oikawa, Hiroshi Yamada, Satoshi Kimura, Kousuke Nakahata | 2017-04-11 |
| 9360113 | Sealing material and method for producing same | Tetsuo Oohinata, Kenichiro Ishikawa | 2016-06-07 |
| 9193846 | Gasket material | Kenichirou Ishikawa, Hideharu Aoyagi | 2015-11-24 |
| 9193160 | Liquid ejection head | Yoshihiro Hamada, Masaki Oikawa, Hiroshi Yamada, Yasunori Takei | 2015-11-24 |
| 9044944 | Liquid discharge head and method of making the same | Shuichi Murakami, Toshikazu Nagatsuka, Keiji Tomizawa, Etsuko Sawada, Hiroaki Mihara +1 more | 2015-06-02 |
| 9004630 | Inkjet printing apparatus and control method thereof | Toshikazu Nagatsuka, Shuichi Murakami, Keiji Tomizawa, Etsuko Sawada, Hiroaki Mihara +1 more | 2015-04-14 |
| 8985741 | Liquid ejection head | Yoshihiro Hamada, Masaki Oikawa | 2015-03-24 |
| 8475250 | Game device, method for controlling game device, program, and information storage medium | Ippei Kondo, Keiichiro Kurashige, Shuji Yamamoto, Naohiro Iizuka | 2013-07-02 |
| 8173251 | Gasket material comprising a metal plate and a fluorine rubber layer having a specific vickers hardness | Kenichiro Ishikawa, Tetsuo Ohinata | 2012-05-08 |
| 8066146 | Insulated container and method of manufacturing the same | Keiji Tsukahara, Toshihiko Kumasaka, Shigeru Nakama, Shu Morikawa | 2011-11-29 |
| 7381493 | Separator for fuel cell and process for producing the same | Hideto Ishikawa, Tsuyoshi Inagaki, Kouji Nagai, Tetsuo Ohinata | 2008-06-03 |
| 7309068 | Rubber gasket for separator of fuel cell | Toru Segawa, Katsuya Kusuno, Tetsuo Ohinata, Chisato Kato, Toshiyuki Suzuki +2 more | 2007-12-18 |
| 6703768 | Piezoelectric generator and mounting structure therefor | Noboru Kageyama, Hisao Wakabayashi, Kiyoshi Shimizu | 2004-03-09 |
| 6565692 | Raw material for gaskets and method for fabricating same | Hiroshi Saito | 2003-05-20 |
| 6365438 | Process for manufacturing semiconductor package and circuit board assembly | Yoshihiro Ishida, Kiyoshi Shimizu, Tetsuo Sato, Shinichi Nishikata, Shuichi Ishiwata +1 more | 2002-04-02 |
| 6177731 | Semiconductor package | Yoshihiro Ishida, Taichi Miyazaki, Tsutomu Ohara, Shuichi Ishiwata | 2001-01-23 |
| 5958571 | Material for a gasket coated with foam rubber | — | 1999-09-28 |