Issued Patents 1989
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869528 | Electronically controlled fluid suspension system | Shuuichi Buma, Nobutaka Ohwa, Toshio Aburaya | 1989-09-26 |
| 4858895 | Vehicle fluid suspension circuit with equalized supply and discharge speeds | Shuuichi Buma, Nobutaka Ohwa, Hajime Kamimae | 1989-08-22 |
| 4856798 | Electronically controlled fluid suspension system | Shuuichi Buma, Nobutaka Ohwa, Toshio Aburaya | 1989-08-15 |
| 4852906 | Electronically controlled fluid suspension system | Shuuichi Buma, Nobutaka Ohwa, Toshio Aburaya | 1989-08-01 |
| 4836575 | Vehicle fluid suspension circuit | Shuuichi Buma, Nobutaka Ohwa, Hajime Kamimae | 1989-06-06 |
| 4836511 | Vehicle air suspension circuit with a changeover means and a low pressure reservoir that surrounds a high pressure reservoir | Shuuichi Buma, Nobutaka Ohwa, Hajime Kamimae | 1989-06-06 |
| 4834418 | Electronic controlled gas suspension system | Shuuichi Buma, Nobutaka Ohwa, Toshio Aburaya | 1989-05-30 |
| 4826141 | Electronic controlled air suspension system | Shuuichi Buma, Nobutaka Ohwa, Toshio Aburaya | 1989-05-02 |
| 4799707 | Gas suspension system for easier start-up of a compressor | Shuuichi Buma, Nobutaka Ohwa, Toshio Aburaya | 1989-01-24 |