Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7378107 | Serum remnant-like lipoprotein concentration regulator | Hideaki Maki, Yoshie Suzuki, Naohisa Nosaka, Mitsuko Okazaki, Osamu Igarashi +1 more | 2008-05-27 |
| 5238989 | Polypropylene resin composition | Hiroshi Takei, Rikio Yonaiyama, Nobukazu Atsumi | 1993-08-24 |
| 5133316 | Engine cylinder head cover and molding composition used therefor | Rikio Yonaiyama, Hirotoshi Fujikawa, Hidetoshi Ishihara, Joji Kasugai, Junji Koizumi | 1992-07-28 |
| 4613647 | Polypropylene compositions containing polyamides reinforced by glass fibers | Rikio Yonaiyama, Nobukazu Atsumi | 1986-09-23 |