Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484844 | Speaker | Hajime Kitamura, Naohiro Fujinami, Masami Kushida, Hisashi Kubota | 2002-11-26 |
| 6201441 | Semiconductor circuit | Noriharu Suematsu, Kensuke NAKAJIMA, Yoshitada Iyama, Fumimasa Kitabayashi | 2001-03-13 |
| 6094108 | Unbalance-to-balance converter utilizing a transistor | Noriharu Suematsu, Masayoshi Ono, Yoshitada Iyama, Fumimasa Kitabayashi | 2000-07-25 |
| 6062041 | Method for liquefying natural gas | Yoshitsugi Kikkawa, Osamu Yamamoto, Moritaka Nakamura, Yasuharu Fukuda | 2000-05-16 |
| 5065882 | Beverage can top | — | 1991-11-19 |
| 4877308 | Light shielding screen structure and a process for producing the same | Osamu Okuno | 1989-10-31 |
| 4712702 | Containers for beverages | Youzou Ayabe | 1987-12-15 |