Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8169645 | Partitioned duplex printing method based on the capacity of the output tray | Hiroki Matsuura, Yuichi Niwa, Katsumi Shimokawa, Masahiro Ogawa | 2012-05-01 |
| 7256591 | Probe card, having cantilever-type probe and method | Tsutomu Tatematsu, Tetsuhiro Nanbu, Shigenobu Ishihara, Morihiko Hamada, Yoshikazu Arisaka +2 more | 2007-08-14 |
| 7171592 | Self-testing circuit in semiconductor memory device | Morihiko Hamada, Shigekazu Aoki, Katsumi Shigenobu, Yukio Saka, Yoshikazu Arisaka +2 more | 2007-01-30 |
| 4909310 | Air flow control device for an air conditioner | Hiroyuki Umemura, Kenji Matsuda, Tetsuji Okada, Hidenori Ishioka, Katsuyuki Aoki +2 more | 1990-03-20 |
| 4877183 | Air flow control device for an air conditioner | Kenji Matsuda, Hiroyuki Umemura, Tetsuji Okada, Hidenori Ishioka, Katsuyuki Aoki | 1989-10-31 |
| 4807444 | Air flow control device | Katsuyuki Aoki, Hiroyuki Umemura, Tetsuji Okada, Kenji Matsuda, Hidenori Ishioka +3 more | 1989-02-28 |