Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664428 | Indoor unit for an air-conditioning apparatus | Akihiko Sugiyama, Katsushi Ishii, Hidenori Ashikawa, Michika Uesugi, Haruo Ishikawa +1 more | 1997-09-09 |
| 5632155 | Air-conditioning apparatus with an indoor unit incorporating a compressor | Akihiko Sugiyama, Hidenori Ashikawa, Kimithuka Ueda | 1997-05-27 |