Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D625381 | Bird repelling device | — | 2010-10-12 |
| 7666916 | Flocculant, manufacturing method therefor, and flocculation method using the flocculant | Hidetake Nerome | 2010-02-23 |
| 6051902 | Magnetic attraction driving engine using permanent magnet | Sanshiro Ogino | 2000-04-18 |
| 5926083 | Static magnet dynamo for generating electromotive force based on changing flux density of an open magnetic path | — | 1999-07-20 |
| 5886442 | Magnetic attraction driving engine using permanent magnet | Sanshiro Ogino | 1999-03-23 |
| 5804901 | Energy conversion device using permanent magnets | Sanshiro Ogino | 1998-09-08 |