Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6842103 | Organic PTC thermistor | Tokuhiko Handa | 2005-01-11 |
| 6778062 | Organic PTC thermistor and making method | Tokuhiko Handa | 2004-08-17 |
| 6607679 | Organic PTC thermistor | Tokuhiko Handa | 2003-08-19 |
| 6558579 | Organic positive temperature coefficient thermistor and making method | Tokuhiko Handa | 2003-05-06 |
| 6299801 | Organic positive temperature coefficient thermistor | Tokuhiko Handa | 2001-10-09 |
| 6143206 | Organic positive temperature coefficient thermistor and manufacturing method therefor | Tokuhiko Handa | 2000-11-07 |
| 6090314 | Organic positive temperature coefficient thermistor | Tokuhiko Handa | 2000-07-18 |
| 5945034 | Organic positive temperature coefficient thermistor | Tokuhiko Handa | 1999-08-31 |