Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689518 | Colored effect pigments | Bangyin Li, Kaoru Koyama | 2020-06-23 |
| 7419538 | Highly anti-corrosive metal pigments | Bangyin Li, Katsuhisa Nitta | 2008-09-02 |
| 5825264 | Stripline laminate dielectric filter with input/output patterns overlapping resonator conductors | Kazuhisa Yamazaki, Yuji Matsushita, Hisao Sato, Tomohiko Ban | 1998-10-20 |
| 5621365 | Laminated dielectric resonator and filter | Kazuhisa Yamazaki, Yasue Nishino, Kazuaki Endo, Yasuo Suzuki, Mitsuru Kojima | 1997-04-15 |
| 5493157 | Brushless motor having coreless coil assembly | — | 1996-02-20 |
| 5006703 | Reflective optical rotary encoder disc | Juichi Shikunami, Makoto Itonaga, Kanji Kayanuma, Masakatsu Kai | 1991-04-09 |
| 4987301 | Reflective optical encoder device with light beams applied as spats spaced by 2 predetermined pitch | — | 1991-01-22 |
| 4929822 | Detection system with an optical encoder to optically detect displacement amount of a movable device | Yukimi Hirose, Masakatsu Kai, Makoto Itonaga | 1990-05-29 |