Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6175802 | Map displaying method and apparatus, and navigation system having the map displaying apparatus | Mariko Okude, Yoshinori Endo, Kozo Nakamura | 2001-01-16 |
| 6124454 | .beta.-form tris-(2, 3-epoxypropyl)-isocyanurate crystals and process for their production | Hisao Ikeda, Toshinari Koda, Motohiko Hidaka, Atsumi Aoki | 2000-09-26 |
| 6111104 | Method for reducing an organic solvent remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals | Hisao Ikeda, Toshinari Koda, Motohiko Hidaka, Atsumi Aoki | 2000-08-29 |
| 6081230 | Navigation system furnished with means for estimating error of mounted sensor | Masatoshi Hoshino, Shigeru Oho, Hiroshi Kuroda, Kenji Takano, Yoshimasa Nagashima +1 more | 2000-06-27 |
| 5926117 | Vehicle control system, vehicle mounting apparatus, base station apparatus and vehicle control method | Hiroshi Kuroda, Kozo Nakamura, Hiroshi Takenaga | 1999-07-20 |
| 5208652 | An improved optical branching/coupling unit for an optical fiber gyroscope, and navigation system employing the same | Hisao Sonobe, Shigeru Oho, Junichi Makino, Hiroshi Kajioka, Tatsuya Kumagai | 1993-05-04 |
| 4836657 | Optical change-over switch utilizing ferroelectric liquid crystal material | Sadayuki Okada, Masato Isogai, Katsumi Kondo, Masahiko Ibamoto, Kazuhiro Kuwabara +1 more | 1989-06-06 |