Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10999900 | Induction heated roll apparatus | Osamichi Matsukawa, Toru Tonomura | 2021-05-04 |
| 10011775 | Oil purifying apparatus | Kiyohiro Yamamori, Katsuichi Ichikawa, Toru Tonomura, Yasuhiro Fujimoto | 2018-07-03 |
| 7420141 | Thermal processing roller and temperature control apparatus for roller | Toru Tonomura, Kozo Okamoto, Shigeyuki Hirota, Masanobu Heguri, Toshiki Hanafusa | 2008-09-02 |
| 6992272 | Thermal processing roller and temperature control apparatus for roller | Toru Tonomura, Kozo Okamoto, Shigeyuki Hirota, Masanobu Heguri, Toshiki Hanafusa | 2006-01-31 |
| 6670588 | Inductive heating roller apparatus | Kozo Okamoto, Yukio Horie | 2003-12-30 |
| 6437301 | Induction heating roller apparatus | Kozo Okamoto, Yukio Horie | 2002-08-20 |
| 5895598 | Roller apparatus with magnetic induction heating arrangement | Kozo Okamoto | 1999-04-20 |
| 5553729 | Induction heating roller apparatus | Kozo Okamoto | 1996-09-10 |
| 5393959 | Induction heating roller apparatus | Kozo Okamoto | 1995-02-28 |