Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5179923 | Fuel supply control method and ultrasonic atomizer | Kazushi Tsurutani, Kakuro Kokubo, Taiji Kobayashi, Noboru Higashimoto, Masami Endoh +2 more | 1993-01-19 |
| 5094196 | System for operating two-cycle spark ignition engine | Kazushi Tsurutani, Kakuro Kokubo, Touru Yasunobe, Akira Ono | 1992-03-10 |
| 4986248 | Fuel supply system for internal combustion engine using an ultrasonic atomizer | Taiji Kobayashi, Kazushi Tsurutani, Noboru Higashimoto, Kakuro Kokubo | 1991-01-22 |
| 4974780 | Ultrasonic fuel injection nozzle | Hiromi Nakamura, Kakuro Kokubo, Yutaka Ogawa, Masuhiro Wada, Fumio Yokota | 1990-12-04 |
| 4799622 | Ultrasonic atomizing apparatus | Kiyoe Ishikawa, Kakuro Kokubo, Hitoshi Kurokawa, Hirokazu Takenaka | 1989-01-24 |
| 4756478 | Vibrating element for use on an ultrasonic injection nozzle | Masami Endo, Kakuro Kokubo, Hideo Hirabayashi, Yoshinobu Nakamura | 1988-07-12 |
| 4733820 | Vibrating element for use on an ultrasonic injection nozzle | Masami Endo, Kakuro Kokubo, Hideo Hirabayashi, Yoshinobu Nakamura | 1988-03-29 |
| 4726522 | Vibrating element for ultrasonic atomization having curved multi-stepped edged portion | Kakuro Kokubo, Masami Endo | 1988-02-23 |
| 4726523 | Ultrasonic injection nozzle | Kakuro Kokubo, Masami Endo, Hideo Hirabayashi, Yoshinobu Nakamura | 1988-02-23 |