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| US4024942 | 31 oct. 1975 | 24 mai 1977 | Copal Company Limited | Printer with a paper guide separate from the printer frame |
| US4175876 | 15 nov. 1977 | 27 nov. 1979 | Shinshu Seiki Kabushiki Kaisha
Kabushiki Kaisha Suwa Seikosha | Drive mechanism for printer |
| US4218151 | 24 mars 1978 | 19 août 1980 | LRC, Inc. | Serial impact calculator printer |
| US4259026 | 25 janv. 1979 | 31 mars 1981 | Kabushiki Kaisha Suwa Seikosha
Shinshu Seiki Kabushiki Kaisha | Dot printer having concentric driving cams |
| US4401391 | 24 avr. 1981 | 30 août 1983 | Matsushita Electric Industrial Co., Ltd. | Serial printer |
| US4422376 | 30 janv. 1981 | 27 déc. 1983 | Teraoka Seikosho Co., Ltd. | Printing control apparatus for a label printer |
| US4496824 | 7 mars 1983 | 29 janv. 1985 | Shinko Electric Co., Ltd.
Kanzaki Paper Mfg., Co., Ltd. | Method for controlling temperature of heat generating element of thermal printing head and circuit for practising same |
| US4500217 | 12 nov. 1982 | 19 févr. 1985 | Texas Instruments Incorporated | Electronic printer mechanism with movable printhead assembly |
| US4544287 | 10 août 1983 | 1 oct. 1985 | Teraoka Seikosho Co., Ltd. | Printing control apparatus for a label printer, method of using the apparatus, and a label used in conjunction with the apparatus |
| US4795999 | 6 juil. 1987 | 3 janv. 1989 | Shinko Electric Co., Ltd. | Thermal transfer type printer |
