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| Patents for Societe Genevoise d'Instruments de Physique (SIP) | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 2,311,142 | Feb. 16, 1943 | F. Turrettini | Precision Machine Tool | |
| 2,375,665 | May 08, 1945 | M. Koulicovitch | Electric Devive for Signaling the Position of a Movable Mark | ||
 | 2,406,299 | Aug. 20, 1946 | M. Koulicovitch | Machine Tool with Photoelectric Positioning of the Work Table | |
| 2,416,968 | Mar. 04, 1947 | F. Turrettini | Stroboscopic Device for Determining Electrically the Position of an Object | ||