Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767651 | Two-cylinder hermetic compressor | Shiho Furuya, Hiraku Shiizaki | 2020-09-08 |
| 10273957 | Two-cylinder hermetic compressor | Shiho Furuya, Hiraku Shiizaki | 2019-04-30 |
| 10233928 | Two-cylinder hermetic compressor | Shiho Furuya, Hiraku Shiizaki | 2019-03-19 |
| 6447274 | Rotary compressor having a cylinder block of sintered metal | Hiraku Shiizaki, Shigeru Muramatsu, Hirotsugu Fukuoka | 2002-09-10 |