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Patent applications and USPTO patent grants for Umeda; Yasukazu.The latest application filed is for "display apparatus for elevator".
Patent | Date |
---|---|
Display apparatus for elevator Grant 4,724,933 - Tsuji , et al. February 16, 1 | 1988-02-16 |
Operating apparatus for elevator Grant 4,662,479 - Tsuji , et al. May 5, 1 | 1987-05-05 |
Elevator traffic demand analyzing system Grant 4,567,558 - Umeda , et al. January 28, 1 | 1986-01-28 |
Elevator traffic demand analyzing system Grant 4,562,530 - Umeda , et al. December 31, 1 | 1985-12-31 |
Apparatus for operating an elevator Grant 4,555,000 - Umeda November 26, 1 | 1985-11-26 |
Computer control system for selecting a desired control program from a plurality of control programs Grant 4,509,143 - Tajima , et al. April 2, 1 | 1985-04-02 |
Computer control system for selecting a desired control program from a plurality of control programs Grant 4,410,959 - Tajima , et al. October 18, 1 | 1983-10-18 |
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