U.S. patent number D298,622 [Application Number 06/844,755] was granted by the patent office on 1988-11-22 for input/output device for electronic memo. This patent grant is currently assigned to Sharp Corporation. Invention is credited to Tadahiko Saimen, Hiroshi Sakaguchi, Takahisa Yubisui.
United States Patent | D298,622 |
Yubisui , et al. | November 22, 1988 |
Inventors: | Yubisui; Takahisa (Osaka, JP), Sakaguchi; Hiroshi (Osaka, JP), Saimen; Tadahiko (Osaka, JP) |
---|---|
Assignee: | Sharp Corporation (Osaka,
JP) |
Appl. No.: | 06/844,755 |
Filed: | March 14, 1986 |
Sep 25, 1985 [JP] | 60-40397 | |||
Current U.S. Class: | D14/346; D18/7 |
Field of Search: | ;D14/100,101,105,106,107,114,115 ;D18/7 ;340/365R,700,711 ;364/900,708,709 |
D228137 | August 1973 | Chadima, Jr. |
D258956 | April 1981 | Chadima, Jr. |
D276242 | November 1984 | Sakamoto |
D285806 | September 1986 | Satake |
4187912 | February 1980 | Washizuka et al. |
Retailing Home Furnishings, 5-28-79, p. 80, Toshiba Note Pad Calculator. . Popular Science, 7-1979, p. 22, Radio Shack Calculator. . Popular Science-7-1979, p. 22, Row B, right end, calculator.. |
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