Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6332303 | Method of building underground structure | — | 2001-12-25 |
| 5900005 | System for extraction of text strings from on-screen computer window displays using the computer operating system in lieu of a clipboard | — | 1999-05-04 |
| 5482143 | Method of controlling a plurality of elevators moving in a common hoistway | — | 1996-01-09 |
| 4819766 | Group supervising system for outdoor observatory elevator | — | 1989-04-11 |
| 4713767 | Apparatus for calculating position of vehicle | Akira Sato, Kazuo Sato, Junkoh Shima, Kansei Mizutani, Toshimasa Mikawa | 1987-12-15 |
| 4270691 | Method of joining ceramic members and its application to oxygen sensor element manufacture | Shinya Ishii, Masahiko Sugiyama, Takashi Kamo | 1981-06-02 |