Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9339255 | Ultrasonic probe | Kazuyoshi Irioka, Jun Koizumi | 2016-05-17 |
| 7833162 | Ultrasonic probe | Kazuyoshi Irioka, Jun Koizumi, Michiyo Hirayama | 2010-11-16 |
| 7481115 | Ultrasonic probe | Kiyoshi Fujii, Yukuo Sakagaito | 2009-01-27 |
| 7431697 | Ultrasonic probe | Kazuyoshi Irioka, Eiichi Ookawa, Jun Koizumi | 2008-10-07 |
| 4851863 | Ink jet recording apparatus with a device for removing ink attached to an ink jet head | Kiyoshi Yamamori, Kimikatsu Satoh, Sadashi Higuchi | 1989-07-25 |
| 4764780 | Ink ejection recording apparatus having means for equalizing the static ink pressures of a plurality of ink nozzles arranged at different heights | Kiyoshi Yamamori, Yuuji Mogi, Tamotsu Kojima, Sadashi Higuchi | 1988-08-16 |
| 4746938 | Ink jet recording apparatus with head washing device | Kiyoshi Yamamori, Yuuji Mogi, Tamotsu Kojima, Sadashi Higuchi | 1988-05-24 |