Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699088 | Recording head for a magnetic printer | Hitoshi Isono, Kenji Ohta, Junichiro Nakayama | 1997-12-16 |
| 5684519 | Ink jet head with buckling structure body | Hirotsugu Matoba, Susumu Hirata, Yorishige Ishii, Shingo Abe, Kenji Ohta | 1997-11-04 |
| 5676854 | Optical memory having narrowed track pitch | Akira Takahashi, Kenji Ohta, Michinobu Mieda, Yoshiteru Murakami | 1997-10-14 |
| 5666345 | Optical memory medium with predetermined guide tracks and prepits | Akira Takahashi, Kenji Ohta, Toshihisa Deguchi, Kazuo Van | 1997-09-09 |
| 5666141 | Ink jet head and a method of manufacturing thereof | Hirotsugu Matoba, Susumu Hirata, Yorishige Ishii, Kenji Ohta, Shingo Abe +1 more | 1997-09-09 |
| 5645978 | Method for manufacturing optical disk | Akira Takahashi, Kenji Ohta | 1997-07-08 |
| 5627576 | Ink jet head using excited progressive waves | Susumu Hirata, Yorishige Ishii, Kenji Ohta, Kazuhiro Kimura | 1997-05-06 |