Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11662294 | Fan filter unit and HEPA filter performance measurement method | Takeshi Kaneko, Toshihiko Suwa, Makoto Yokoyama, Haruhiko Adachi, Takeshi Matsumura | 2023-05-30 |
| 11559813 | Safety cabinet | Kenichi Souma, Takeshi Kaneko | 2023-01-24 |
| 11543139 | Safety cabinet | Takeshi Kaneko, Masashi TAKASAWA | 2023-01-03 |
| 11534749 | Safety cabinet, and vibration damping mechanism for fan filter unit | Takeshi Kaneko | 2022-12-27 |
| 11273438 | Safety cabinet | Keiichi Ono | 2022-03-15 |
| 11112143 | Fan filter unit, sterilization apparatus and clean room | Makoto Yokoyama, Takeshi Matsumura | 2021-09-07 |
| 10874012 | Biosafety cabinet and clean air device | Takeshi Kaneko | 2020-12-22 |
| 10830462 | Clean air device | Takeshi Kaneko | 2020-11-10 |
| 10525458 | Clean air device and air cleaning unit inspecting method | Keiichi Ono | 2020-01-07 |
| 10350588 | Clean air apparatus | Takeshi Kaneko, Yukio Mori, Yukiyasu Sano | 2019-07-16 |
| 8593859 | Semiconductor device for preventing erroneous write to memory cell in switching operational mode between normal mode and standby mode | Takeshi Agari, Kiyoyasu Akai, Minoru Senda, Hiroaki Nakai | 2013-11-26 |
| 8297921 | Blower system | Taichi Tokunaga | 2012-10-30 |
| 7894292 | Semiconductor device for preventing erroneous write to memory cell in switching operational mode between normal mode and standby mode | Takeshi Agari, Kiyoyasu Akai, Minoru Senda, Hiroaki Nakai | 2011-02-22 |
| 7887289 | Blower system | Taichi Tokunaga | 2011-02-15 |
| 7826298 | Semiconductor memory device with low standby current | Hiroaki Nakai, Kiyoyasu Akai | 2010-11-02 |
| RE41245 | Semiconductor memory device | Ryu Makabe, Masaki Tsukude, Shinichi Kobayashi | 2010-04-20 |
| 7357385 | Machining jig | — | 2008-04-15 |
| 7145832 | Fully-hidden refresh dynamic random access memory | Takafumi Takatsuka, Masaki Tsukude | 2006-12-05 |
| 7061828 | Fully-hidden refresh dynamic random access memory | Takafumi Takatsuka, Masaki Tsukude | 2006-06-13 |
| 6956758 | Fully-hidden refresh dynamic random access memory | Takafumi Takatsuka, Masaki Tsukude | 2005-10-18 |
| 6891770 | Fully hidden refresh dynamic random access memory | Takafumi Takatsuka, Masaki Tsukude | 2005-05-10 |
| 6882586 | Semiconductor memory device equipped with control circuit for controlling memory cell array in non-normal operation mode | Masaki Tsukude | 2005-04-19 |
| 6859415 | Fully-hidden refresh dynamic random access memory | Takafumi Takatsuka, Masaki Tsukude | 2005-02-22 |
| 6813211 | Fully hidden refresh dynamic random access memory | Takafumi Takatsuka, Masaki Tsukude | 2004-11-02 |
| 6795943 | Semiconductor device with test mode | Masaki Tsukude, Ryu Makabe | 2004-09-21 |